{
  "manifest_version": 1,
  "document": {
    "root_file": "ap-physics-c-handbook.tex",
    "chapter_files": {
      "mechanics": "chapters/mechanics.tex",
      "em": "chapters/em.tex",
      "advanced": "chapters/advanced.tex"
    }
  },
  "notation_policy": {
    "vector_style": "vec"
  },
  "units": [
    {
      "course": "mechanics",
      "unit": "U1",
      "unit_title": "Kinematics",
      "unit_file": "units/mechanics/unit-1.tex",
      "chapter_file": "chapters/mechanics.tex"
    },
    {
      "course": "mechanics",
      "unit": "U2",
      "unit_title": "Force and Translational Dynamics",
      "unit_file": "units/mechanics/unit-2.tex",
      "chapter_file": "chapters/mechanics.tex"
    },
    {
      "course": "mechanics",
      "unit": "U3",
      "unit_title": "Work, Energy, and Power",
      "unit_file": "units/mechanics/unit-3.tex",
      "chapter_file": "chapters/mechanics.tex"
    },
    {
      "course": "mechanics",
      "unit": "U4",
      "unit_title": "Linear Momentum and Collisions",
      "unit_file": "units/mechanics/unit-4.tex",
      "chapter_file": "chapters/mechanics.tex"
    },
    {
      "course": "mechanics",
      "unit": "U5",
      "unit_title": "Torque and Rotational Dynamics",
      "unit_file": "units/mechanics/unit-5.tex",
      "chapter_file": "chapters/mechanics.tex"
    },
    {
      "course": "mechanics",
      "unit": "U6",
      "unit_title": "Angular Momentum and Rolling Motion",
      "unit_file": "units/mechanics/unit-6.tex",
      "chapter_file": "chapters/mechanics.tex"
    },
    {
      "course": "mechanics",
      "unit": "U7",
      "unit_title": "Oscillations",
      "unit_file": "units/mechanics/unit-7.tex",
      "chapter_file": "chapters/mechanics.tex"
    },
    {
      "course": "em",
      "unit": "U8",
      "unit_title": "Electrostatics: Charge, Field, Flux",
      "unit_file": "units/em/unit-8.tex",
      "chapter_file": "chapters/em.tex"
    },
    {
      "course": "em",
      "unit": "U9",
      "unit_title": "Electric Potential and Energy",
      "unit_file": "units/em/unit-9.tex",
      "chapter_file": "chapters/em.tex"
    },
    {
      "course": "em",
      "unit": "U10",
      "unit_title": "Conductors and Capacitance",
      "unit_file": "units/em/unit-10.tex",
      "chapter_file": "chapters/em.tex"
    },
    {
      "course": "em",
      "unit": "U11",
      "unit_title": "Current, Resistance, and DC Circuits",
      "unit_file": "units/em/unit-11.tex",
      "chapter_file": "chapters/em.tex"
    },
    {
      "course": "em",
      "unit": "U12",
      "unit_title": "Magnetism",
      "unit_file": "units/em/unit-12.tex",
      "chapter_file": "chapters/em.tex"
    },
    {
      "course": "em",
      "unit": "U13",
      "unit_title": "Electromagnetic Induction and Inductance",
      "unit_file": "units/em/unit-13.tex",
      "chapter_file": "chapters/em.tex"
    }
  ],
  "concepts": [
    {
      "id": "M1.1",
      "course": "mechanics",
      "unit": "U1",
      "unit_title": "Kinematics",
      "unit_file": "units/mechanics/unit-1.tex",
      "filename": "concepts/mechanics/u1/m1-1-scalars-vectors.tex",
      "recipe": "R1",
      "unit_order": 1
    },
    {
      "id": "M1.2",
      "course": "mechanics",
      "unit": "U1",
      "unit_title": "Kinematics",
      "unit_file": "units/mechanics/unit-1.tex",
      "filename": "concepts/mechanics/u1/m1-2-position-displacement.tex",
      "recipe": "R1",
      "unit_order": 2
    },
    {
      "id": "M1.3",
      "course": "mechanics",
      "unit": "U1",
      "unit_title": "Kinematics",
      "unit_file": "units/mechanics/unit-1.tex",
      "filename": "concepts/mechanics/u1/m1-3-velocity-acceleration.tex",
      "recipe": "R2",
      "unit_order": 3
    },
    {
      "id": "M1.4",
      "course": "mechanics",
      "unit": "U1",
      "unit_title": "Kinematics",
      "unit_file": "units/mechanics/unit-1.tex",
      "filename": "concepts/mechanics/u1/m1-4-motion-graphs.tex",
      "recipe": "R1",
      "unit_order": 4
    },
    {
      "id": "M1.5",
      "course": "mechanics",
      "unit": "U1",
      "unit_title": "Kinematics",
      "unit_file": "units/mechanics/unit-1.tex",
      "filename": "concepts/mechanics/u1/m1-5-constant-acceleration.tex",
      "recipe": "R2",
      "unit_order": 5
    },
    {
      "id": "M1.6",
      "course": "mechanics",
      "unit": "U1",
      "unit_title": "Kinematics",
      "unit_file": "units/mechanics/unit-1.tex",
      "filename": "concepts/mechanics/u1/m1-6-relative-projectile.tex",
      "recipe": "R5",
      "unit_order": 6
    },
    {
      "id": "M2.1",
      "course": "mechanics",
      "unit": "U2",
      "unit_title": "Force and Translational Dynamics",
      "unit_file": "units/mechanics/unit-2.tex",
      "filename": "concepts/mechanics/u2/m2-1-newton-laws.tex",
      "recipe": "R2",
      "unit_order": 1
    },
    {
      "id": "M2.2",
      "course": "mechanics",
      "unit": "U2",
      "unit_title": "Force and Translational Dynamics",
      "unit_file": "units/mechanics/unit-2.tex",
      "filename": "concepts/mechanics/u2/m2-2-center-of-mass.tex",
      "recipe": "R3",
      "unit_order": 2
    },
    {
      "id": "M2.3",
      "course": "mechanics",
      "unit": "U2",
      "unit_title": "Force and Translational Dynamics",
      "unit_file": "units/mechanics/unit-2.tex",
      "filename": "concepts/mechanics/u2/m2-3-gravitation.tex",
      "recipe": "R2",
      "unit_order": 3
    },
    {
      "id": "M2.4",
      "course": "mechanics",
      "unit": "U2",
      "unit_title": "Force and Translational Dynamics",
      "unit_file": "units/mechanics/unit-2.tex",
      "filename": "concepts/mechanics/u2/m2-4-normal-tension.tex",
      "recipe": "R4",
      "unit_order": 4
    },
    {
      "id": "M2.5",
      "course": "mechanics",
      "unit": "U2",
      "unit_title": "Force and Translational Dynamics",
      "unit_file": "units/mechanics/unit-2.tex",
      "filename": "concepts/mechanics/u2/m2-5-friction.tex",
      "recipe": "R4",
      "unit_order": 5
    },
    {
      "id": "M2.6",
      "course": "mechanics",
      "unit": "U2",
      "unit_title": "Force and Translational Dynamics",
      "unit_file": "units/mechanics/unit-2.tex",
      "filename": "concepts/mechanics/u2/m2-6-springs.tex",
      "recipe": "R2",
      "unit_order": 6
    },
    {
      "id": "M2.7",
      "course": "mechanics",
      "unit": "U2",
      "unit_title": "Force and Translational Dynamics",
      "unit_file": "units/mechanics/unit-2.tex",
      "filename": "concepts/mechanics/u2/m2-7-drag-terminal.tex",
      "recipe": "R6",
      "unit_order": 7
    },
    {
      "id": "M2.8",
      "course": "mechanics",
      "unit": "U2",
      "unit_title": "Force and Translational Dynamics",
      "unit_file": "units/mechanics/unit-2.tex",
      "filename": "concepts/mechanics/u2/m2-8-circular-orbital.tex",
      "recipe": "R2",
      "unit_order": 8
    },
    {
      "id": "M3.1",
      "course": "mechanics",
      "unit": "U3",
      "unit_title": "Work, Energy, and Power",
      "unit_file": "units/mechanics/unit-3.tex",
      "filename": "concepts/mechanics/u3/m3-1-work.tex",
      "recipe": "R3",
      "unit_order": 1
    },
    {
      "id": "M3.2",
      "course": "mechanics",
      "unit": "U3",
      "unit_title": "Work, Energy, and Power",
      "unit_file": "units/mechanics/unit-3.tex",
      "filename": "concepts/mechanics/u3/m3-2-work-energy.tex",
      "recipe": "R3",
      "unit_order": 2
    },
    {
      "id": "M3.3",
      "course": "mechanics",
      "unit": "U3",
      "unit_title": "Work, Energy, and Power",
      "unit_file": "units/mechanics/unit-3.tex",
      "filename": "concepts/mechanics/u3/m3-3-potential-energy.tex",
      "recipe": "R3",
      "unit_order": 3
    },
    {
      "id": "M3.4",
      "course": "mechanics",
      "unit": "U3",
      "unit_title": "Work, Energy, and Power",
      "unit_file": "units/mechanics/unit-3.tex",
      "filename": "concepts/mechanics/u3/m3-4-energy-conservation.tex",
      "recipe": "R3",
      "unit_order": 4
    },
    {
      "id": "M3.5",
      "course": "mechanics",
      "unit": "U3",
      "unit_title": "Work, Energy, and Power",
      "unit_file": "units/mechanics/unit-3.tex",
      "filename": "concepts/mechanics/u3/m3-5-power.tex",
      "recipe": "R2",
      "unit_order": 5
    },
    {
      "id": "M4.1",
      "course": "mechanics",
      "unit": "U4",
      "unit_title": "Linear Momentum and Collisions",
      "unit_file": "units/mechanics/unit-4.tex",
      "filename": "concepts/mechanics/u4/m4-1-linear-momentum.tex",
      "recipe": "R1",
      "unit_order": 1
    },
    {
      "id": "M4.2",
      "course": "mechanics",
      "unit": "U4",
      "unit_title": "Linear Momentum and Collisions",
      "unit_file": "units/mechanics/unit-4.tex",
      "filename": "concepts/mechanics/u4/m4-2-impulse.tex",
      "recipe": "R3",
      "unit_order": 2
    },
    {
      "id": "M4.3",
      "course": "mechanics",
      "unit": "U4",
      "unit_title": "Linear Momentum and Collisions",
      "unit_file": "units/mechanics/unit-4.tex",
      "filename": "concepts/mechanics/u4/m4-3-momentum-conservation.tex",
      "recipe": "R3",
      "unit_order": 3
    },
    {
      "id": "M4.4",
      "course": "mechanics",
      "unit": "U4",
      "unit_title": "Linear Momentum and Collisions",
      "unit_file": "units/mechanics/unit-4.tex",
      "filename": "concepts/mechanics/u4/m4-4-collisions.tex",
      "recipe": "R4",
      "unit_order": 4
    },
    {
      "id": "M4.5",
      "course": "mechanics",
      "unit": "U4",
      "unit_title": "Linear Momentum and Collisions",
      "unit_file": "units/mechanics/unit-4.tex",
      "filename": "concepts/mechanics/u4/m4-5-recoil-explosions.tex",
      "recipe": "R4",
      "unit_order": 5
    },
    {
      "id": "M5.1",
      "course": "mechanics",
      "unit": "U5",
      "unit_title": "Torque and Rotational Dynamics",
      "unit_file": "units/mechanics/unit-5.tex",
      "filename": "concepts/mechanics/u5/m5-1-angular-kinematics.tex",
      "recipe": "R1",
      "unit_order": 1
    },
    {
      "id": "M5.2",
      "course": "mechanics",
      "unit": "U5",
      "unit_title": "Torque and Rotational Dynamics",
      "unit_file": "units/mechanics/unit-5.tex",
      "filename": "concepts/mechanics/u5/m5-2-linear-rotational-link.tex",
      "recipe": "R2",
      "unit_order": 2
    },
    {
      "id": "M5.3",
      "course": "mechanics",
      "unit": "U5",
      "unit_title": "Torque and Rotational Dynamics",
      "unit_file": "units/mechanics/unit-5.tex",
      "filename": "concepts/mechanics/u5/m5-3-torque.tex",
      "recipe": "R2",
      "unit_order": 3
    },
    {
      "id": "M5.4",
      "course": "mechanics",
      "unit": "U5",
      "unit_title": "Torque and Rotational Dynamics",
      "unit_file": "units/mechanics/unit-5.tex",
      "filename": "concepts/mechanics/u5/m5-4-moment-of-inertia.tex",
      "recipe": "R5",
      "unit_order": 4
    },
    {
      "id": "M5.5",
      "course": "mechanics",
      "unit": "U5",
      "unit_title": "Torque and Rotational Dynamics",
      "unit_file": "units/mechanics/unit-5.tex",
      "filename": "concepts/mechanics/u5/m5-5-rotational-equilibrium.tex",
      "recipe": "R3",
      "unit_order": 5
    },
    {
      "id": "M5.6",
      "course": "mechanics",
      "unit": "U5",
      "unit_title": "Torque and Rotational Dynamics",
      "unit_file": "units/mechanics/unit-5.tex",
      "filename": "concepts/mechanics/u5/m5-6-rotation-dynamics.tex",
      "recipe": "R2",
      "unit_order": 6
    },
    {
      "id": "M6.1",
      "course": "mechanics",
      "unit": "U6",
      "unit_title": "Angular Momentum and Rolling Motion",
      "unit_file": "units/mechanics/unit-6.tex",
      "filename": "concepts/mechanics/u6/m6-1-rotational-energy.tex",
      "recipe": "R3",
      "unit_order": 1
    },
    {
      "id": "M6.2",
      "course": "mechanics",
      "unit": "U6",
      "unit_title": "Angular Momentum and Rolling Motion",
      "unit_file": "units/mechanics/unit-6.tex",
      "filename": "concepts/mechanics/u6/m6-2-angular-momentum.tex",
      "recipe": "R3",
      "unit_order": 2
    },
    {
      "id": "M6.3",
      "course": "mechanics",
      "unit": "U6",
      "unit_title": "Angular Momentum and Rolling Motion",
      "unit_file": "units/mechanics/unit-6.tex",
      "filename": "concepts/mechanics/u6/m6-3-angular-momentum-conservation.tex",
      "recipe": "R3",
      "unit_order": 3
    },
    {
      "id": "M6.4",
      "course": "mechanics",
      "unit": "U6",
      "unit_title": "Angular Momentum and Rolling Motion",
      "unit_file": "units/mechanics/unit-6.tex",
      "filename": "concepts/mechanics/u6/m6-4-rolling.tex",
      "recipe": "R4",
      "unit_order": 4
    },
    {
      "id": "M6.5",
      "course": "mechanics",
      "unit": "U6",
      "unit_title": "Angular Momentum and Rolling Motion",
      "unit_file": "units/mechanics/unit-6.tex",
      "filename": "concepts/mechanics/u6/m6-5-orbits.tex",
      "recipe": "R5",
      "unit_order": 5
    },
    {
      "id": "M7.1",
      "course": "mechanics",
      "unit": "U7",
      "unit_title": "Oscillations",
      "unit_file": "units/mechanics/unit-7.tex",
      "filename": "concepts/mechanics/u7/m7-1-shm.tex",
      "recipe": "R6",
      "unit_order": 1
    },
    {
      "id": "M7.2",
      "course": "mechanics",
      "unit": "U7",
      "unit_title": "Oscillations",
      "unit_file": "units/mechanics/unit-7.tex",
      "filename": "concepts/mechanics/u7/m7-2-spring-oscillator.tex",
      "recipe": "R6",
      "unit_order": 2
    },
    {
      "id": "M7.3",
      "course": "mechanics",
      "unit": "U7",
      "unit_title": "Oscillations",
      "unit_file": "units/mechanics/unit-7.tex",
      "filename": "concepts/mechanics/u7/m7-3-shm-energy.tex",
      "recipe": "R3",
      "unit_order": 3
    },
    {
      "id": "M7.4",
      "course": "mechanics",
      "unit": "U7",
      "unit_title": "Oscillations",
      "unit_file": "units/mechanics/unit-7.tex",
      "filename": "concepts/mechanics/u7/m7-4-simple-pendulum.tex",
      "recipe": "R6",
      "unit_order": 4
    },
    {
      "id": "M7.5",
      "course": "mechanics",
      "unit": "U7",
      "unit_title": "Oscillations",
      "unit_file": "units/mechanics/unit-7.tex",
      "filename": "concepts/mechanics/u7/m7-5-physical-pendulum.tex",
      "recipe": "R6",
      "unit_order": 5
    },
    {
      "id": "E8.1",
      "course": "em",
      "unit": "U8",
      "unit_title": "Electrostatics: Charge, Field, Flux",
      "unit_file": "units/em/unit-8.tex",
      "filename": "concepts/em/u8/e8-1-charge-conservation.tex",
      "recipe": "R1",
      "unit_order": 1
    },
    {
      "id": "E8.2",
      "course": "em",
      "unit": "U8",
      "unit_title": "Electrostatics: Charge, Field, Flux",
      "unit_file": "units/em/unit-8.tex",
      "filename": "concepts/em/u8/e8-2-coulomb-superposition.tex",
      "recipe": "R2",
      "unit_order": 2
    },
    {
      "id": "E8.3",
      "course": "em",
      "unit": "U8",
      "unit_title": "Electrostatics: Charge, Field, Flux",
      "unit_file": "units/em/unit-8.tex",
      "filename": "concepts/em/u8/e8-3-electric-field.tex",
      "recipe": "R2",
      "unit_order": 3
    },
    {
      "id": "E8.4",
      "course": "em",
      "unit": "U8",
      "unit_title": "Electrostatics: Charge, Field, Flux",
      "unit_file": "units/em/unit-8.tex",
      "filename": "concepts/em/u8/e8-4-continuous-distributions.tex",
      "recipe": "R5",
      "unit_order": 4
    },
    {
      "id": "E8.5",
      "course": "em",
      "unit": "U8",
      "unit_title": "Electrostatics: Charge, Field, Flux",
      "unit_file": "units/em/unit-8.tex",
      "filename": "concepts/em/u8/e8-5-electric-flux.tex",
      "recipe": "R5",
      "unit_order": 5
    },
    {
      "id": "E8.6",
      "course": "em",
      "unit": "U8",
      "unit_title": "Electrostatics: Charge, Field, Flux",
      "unit_file": "units/em/unit-8.tex",
      "filename": "concepts/em/u8/e8-6-gauss-law.tex",
      "recipe": "R3",
      "unit_order": 6
    },
    {
      "id": "E9.1",
      "course": "em",
      "unit": "U9",
      "unit_title": "Electric Potential and Energy",
      "unit_file": "units/em/unit-9.tex",
      "filename": "concepts/em/u9/e9-1-electric-potential-energy.tex",
      "recipe": "R3",
      "unit_order": 1
    },
    {
      "id": "E9.2",
      "course": "em",
      "unit": "U9",
      "unit_title": "Electric Potential and Energy",
      "unit_file": "units/em/unit-9.tex",
      "filename": "concepts/em/u9/e9-2-potential-voltage.tex",
      "recipe": "R1",
      "unit_order": 2
    },
    {
      "id": "E9.3",
      "course": "em",
      "unit": "U9",
      "unit_title": "Electric Potential and Energy",
      "unit_file": "units/em/unit-9.tex",
      "filename": "concepts/em/u9/e9-3-field-potential.tex",
      "recipe": "R2",
      "unit_order": 3
    },
    {
      "id": "E9.4",
      "course": "em",
      "unit": "U9",
      "unit_title": "Electric Potential and Energy",
      "unit_file": "units/em/unit-9.tex",
      "filename": "concepts/em/u9/e9-4-equipotentials.tex",
      "recipe": "R5",
      "unit_order": 4
    },
    {
      "id": "E10.1",
      "course": "em",
      "unit": "U10",
      "unit_title": "Conductors and Capacitance",
      "unit_file": "units/em/unit-10.tex",
      "filename": "concepts/em/u10/e10-1-conductors.tex",
      "recipe": "R4",
      "unit_order": 1
    },
    {
      "id": "E10.2",
      "course": "em",
      "unit": "U10",
      "unit_title": "Conductors and Capacitance",
      "unit_file": "units/em/unit-10.tex",
      "filename": "concepts/em/u10/e10-2-charge-redistribution.tex",
      "recipe": "R4",
      "unit_order": 2
    },
    {
      "id": "E10.3",
      "course": "em",
      "unit": "U10",
      "unit_title": "Conductors and Capacitance",
      "unit_file": "units/em/unit-10.tex",
      "filename": "concepts/em/u10/e10-3-capacitance.tex",
      "recipe": "R5",
      "unit_order": 3
    },
    {
      "id": "E10.4",
      "course": "em",
      "unit": "U10",
      "unit_title": "Conductors and Capacitance",
      "unit_file": "units/em/unit-10.tex",
      "filename": "concepts/em/u10/e10-4-capacitor-energy.tex",
      "recipe": "R3",
      "unit_order": 4
    },
    {
      "id": "E10.5",
      "course": "em",
      "unit": "U10",
      "unit_title": "Conductors and Capacitance",
      "unit_file": "units/em/unit-10.tex",
      "filename": "concepts/em/u10/e10-5-dielectrics.tex",
      "recipe": "R4",
      "unit_order": 5
    },
    {
      "id": "E11.1",
      "course": "em",
      "unit": "U11",
      "unit_title": "Current, Resistance, and DC Circuits",
      "unit_file": "units/em/unit-11.tex",
      "filename": "concepts/em/u11/e11-1-current-density.tex",
      "recipe": "R1",
      "unit_order": 1
    },
    {
      "id": "E11.2",
      "course": "em",
      "unit": "U11",
      "unit_title": "Current, Resistance, and DC Circuits",
      "unit_file": "units/em/unit-11.tex",
      "filename": "concepts/em/u11/e11-2-resistance-ohm.tex",
      "recipe": "R2",
      "unit_order": 2
    },
    {
      "id": "E11.3",
      "course": "em",
      "unit": "U11",
      "unit_title": "Current, Resistance, and DC Circuits",
      "unit_file": "units/em/unit-11.tex",
      "filename": "concepts/em/u11/e11-3-power.tex",
      "recipe": "R2",
      "unit_order": 3
    },
    {
      "id": "E11.4",
      "course": "em",
      "unit": "U11",
      "unit_title": "Current, Resistance, and DC Circuits",
      "unit_file": "units/em/unit-11.tex",
      "filename": "concepts/em/u11/e11-4-equivalent-resistance.tex",
      "recipe": "R4",
      "unit_order": 4
    },
    {
      "id": "E11.5",
      "course": "em",
      "unit": "U11",
      "unit_title": "Current, Resistance, and DC Circuits",
      "unit_file": "units/em/unit-11.tex",
      "filename": "concepts/em/u11/e11-5-kirchhoff.tex",
      "recipe": "R3",
      "unit_order": 5
    },
    {
      "id": "E11.6",
      "course": "em",
      "unit": "U11",
      "unit_title": "Current, Resistance, and DC Circuits",
      "unit_file": "units/em/unit-11.tex",
      "filename": "concepts/em/u11/e11-6-rc-circuits.tex",
      "recipe": "R6",
      "unit_order": 6
    },
    {
      "id": "E11.7",
      "course": "em",
      "unit": "U11",
      "unit_title": "Current, Resistance, and DC Circuits",
      "unit_file": "units/em/unit-11.tex",
      "filename": "concepts/em/u11/e11-7-internal-resistance.tex",
      "recipe": "R4",
      "unit_order": 7
    },
    {
      "id": "E12.1",
      "course": "em",
      "unit": "U12",
      "unit_title": "Magnetism",
      "unit_file": "units/em/unit-12.tex",
      "filename": "concepts/em/u12/e12-1-magnetic-force-charge.tex",
      "recipe": "R2",
      "unit_order": 1
    },
    {
      "id": "E12.2",
      "course": "em",
      "unit": "U12",
      "unit_title": "Magnetism",
      "unit_file": "units/em/unit-12.tex",
      "filename": "concepts/em/u12/e12-2-particle-motion-in-b.tex",
      "recipe": "R4",
      "unit_order": 2
    },
    {
      "id": "E12.3",
      "course": "em",
      "unit": "U12",
      "unit_title": "Magnetism",
      "unit_file": "units/em/unit-12.tex",
      "filename": "concepts/em/u12/e12-3-force-on-current.tex",
      "recipe": "R2",
      "unit_order": 3
    },
    {
      "id": "E12.4",
      "course": "em",
      "unit": "U12",
      "unit_title": "Magnetism",
      "unit_file": "units/em/unit-12.tex",
      "filename": "concepts/em/u12/e12-4-biot-savart.tex",
      "recipe": "R5",
      "unit_order": 4
    },
    {
      "id": "E12.5",
      "course": "em",
      "unit": "U12",
      "unit_title": "Magnetism",
      "unit_file": "units/em/unit-12.tex",
      "filename": "concepts/em/u12/e12-5-ampere.tex",
      "recipe": "R3",
      "unit_order": 5
    },
    {
      "id": "E12.6",
      "course": "em",
      "unit": "U12",
      "unit_title": "Magnetism",
      "unit_file": "units/em/unit-12.tex",
      "filename": "concepts/em/u12/e12-6-solenoids-dipoles.tex",
      "recipe": "R4",
      "unit_order": 6
    },
    {
      "id": "E13.1",
      "course": "em",
      "unit": "U13",
      "unit_title": "Electromagnetic Induction and Inductance",
      "unit_file": "units/em/unit-13.tex",
      "filename": "concepts/em/u13/e13-1-magnetic-flux.tex",
      "recipe": "R5",
      "unit_order": 1
    },
    {
      "id": "E13.2",
      "course": "em",
      "unit": "U13",
      "unit_title": "Electromagnetic Induction and Inductance",
      "unit_file": "units/em/unit-13.tex",
      "filename": "concepts/em/u13/e13-2-faraday.tex",
      "recipe": "R3",
      "unit_order": 2
    },
    {
      "id": "E13.3",
      "course": "em",
      "unit": "U13",
      "unit_title": "Electromagnetic Induction and Inductance",
      "unit_file": "units/em/unit-13.tex",
      "filename": "concepts/em/u13/e13-3-lenz.tex",
      "recipe": "R2",
      "unit_order": 3
    },
    {
      "id": "E13.4",
      "course": "em",
      "unit": "U13",
      "unit_title": "Electromagnetic Induction and Inductance",
      "unit_file": "units/em/unit-13.tex",
      "filename": "concepts/em/u13/e13-4-motional-emf.tex",
      "recipe": "R4",
      "unit_order": 4
    },
    {
      "id": "E13.5",
      "course": "em",
      "unit": "U13",
      "unit_title": "Electromagnetic Induction and Inductance",
      "unit_file": "units/em/unit-13.tex",
      "filename": "concepts/em/u13/e13-5-inductance.tex",
      "recipe": "R3",
      "unit_order": 5
    },
    {
      "id": "E13.6",
      "course": "em",
      "unit": "U13",
      "unit_title": "Electromagnetic Induction and Inductance",
      "unit_file": "units/em/unit-13.tex",
      "filename": "concepts/em/u13/e13-6-lr-circuits.tex",
      "recipe": "R6",
      "unit_order": 6
    },
    {
      "id": "E13.7",
      "course": "em",
      "unit": "U13",
      "unit_title": "Electromagnetic Induction and Inductance",
      "unit_file": "units/em/unit-13.tex",
      "filename": "concepts/em/u13/e13-7-lc-circuits.tex",
      "recipe": "R6",
      "unit_order": 7
    },
    {
      "id": "A.01",
      "course": "advanced",
      "unit": null,
      "unit_title": null,
      "unit_file": null,
      "filename": "concepts/advanced/hj-equation.tex",
      "recipe": "R2",
      "unit_order": 1,
      "section": "Hamilton-Jacobi Fundamentals"
    },
    {
      "id": "A.02",
      "course": "advanced",
      "unit": null,
      "unit_title": null,
      "unit_file": null,
      "filename": "concepts/advanced/separation.tex",
      "recipe": "R2",
      "unit_order": 2,
      "section": "Hamilton-Jacobi Fundamentals"
    },
    {
      "id": "A.03",
      "course": "advanced",
      "unit": null,
      "unit_title": null,
      "unit_file": null,
      "filename": "concepts/advanced/action-angle.tex",
      "recipe": "R3",
      "unit_order": 3,
      "section": "Hamilton-Jacobi Fundamentals"
    },
    {
      "id": "A.04",
      "course": "advanced",
      "unit": null,
      "unit_title": null,
      "unit_file": null,
      "filename": "concepts/advanced/hj-em-coupling.tex",
      "recipe": "R2",
      "unit_order": 4,
      "section": "Hamilton-Jacobi Fundamentals"
    },
    {
      "id": "A.05",
      "course": "advanced",
      "unit": null,
      "unit_title": null,
      "unit_file": null,
      "filename": "concepts/advanced/free-particle-hj.tex",
      "recipe": "R1",
      "unit_order": 5,
      "section": "Mechanics Problems via HJ"
    },
    {
      "id": "A.06",
      "course": "advanced",
      "unit": null,
      "unit_title": null,
      "unit_file": null,
      "filename": "concepts/advanced/projectile-hj.tex",
      "recipe": "R2",
      "unit_order": 6,
      "section": "Mechanics Problems via HJ"
    },
    {
      "id": "A.07",
      "course": "advanced",
      "unit": null,
      "unit_title": null,
      "unit_file": null,
      "filename": "concepts/advanced/sho-hj.tex",
      "recipe": "R6",
      "unit_order": 7,
      "section": "Mechanics Problems via HJ"
    },
    {
      "id": "A.08",
      "course": "advanced",
      "unit": null,
      "unit_title": null,
      "unit_file": null,
      "filename": "concepts/advanced/kepler-hj.tex",
      "recipe": "R5",
      "unit_order": 8,
      "section": "Mechanics Problems via HJ"
    },
    {
      "id": "A.09",
      "course": "advanced",
      "unit": null,
      "unit_title": null,
      "unit_file": null,
      "filename": "concepts/advanced/rigid-rotator-hj.tex",
      "recipe": "R5",
      "unit_order": 9,
      "section": "Mechanics Problems via HJ"
    },
    {
      "id": "A.10",
      "course": "advanced",
      "unit": null,
      "unit_title": null,
      "unit_file": null,
      "filename": "concepts/advanced/uniform-e-field-hj.tex",
      "recipe": "R2",
      "unit_order": 10,
      "section": "Electromagnetism Problems via HJ"
    },
    {
      "id": "A.11",
      "course": "advanced",
      "unit": null,
      "unit_title": null,
      "unit_file": null,
      "filename": "concepts/advanced/cyclotron-hj.tex",
      "recipe": "R4",
      "unit_order": 11,
      "section": "Electromagnetism Problems via HJ"
    },
    {
      "id": "A.12",
      "course": "advanced",
      "unit": null,
      "unit_title": null,
      "unit_file": null,
      "filename": "concepts/advanced/crossed-fields-hj.tex",
      "recipe": "R4",
      "unit_order": 12,
      "section": "Electromagnetism Problems via HJ"
    },
    {
      "id": "A.13",
      "course": "advanced",
      "unit": null,
      "unit_title": null,
      "unit_file": null,
      "filename": "concepts/advanced/kepler-coulomb-hj.tex",
      "recipe": "R5",
      "unit_order": 13,
      "section": "Electromagnetism Problems via HJ"
    }
  ]
}