Gamma_c (Nemov and Velasco et. al) Γ_c

[unalmis]

Resolves #522 . Automatically differentiable

[github-actions]

|             benchmark_name             |         dt(%)          |         dt(s)          |        t_new(s)        |        t_old(s)        | 
| -------------------------------------- | ---------------------- | ---------------------- | ---------------------- | ---------------------- |
 test_build_transform_fft_lowres         |     -3.30 +/- 4.20     | -1.84e-02 +/- 2.34e-02 |  5.38e-01 +/- 2.0e-02  |  5.57e-01 +/- 1.1e-02  |
 test_equilibrium_init_medres            |     -4.92 +/- 2.24     | -2.18e-01 +/- 9.96e-02 |  4.22e+00 +/- 7.3e-02  |  4.44e+00 +/- 6.8e-02  |
 test_equilibrium_init_highres           |     +2.74 +/- 3.16     | +1.51e-01 +/- 1.74e-01 |  5.66e+00 +/- 1.2e-01  |  5.51e+00 +/- 1.3e-01  |
 test_objective_compile_dshape_current   |     +1.80 +/- 6.13     | +7.10e-02 +/- 2.42e-01 |  4.02e+00 +/- 5.9e-02  |  3.95e+00 +/- 2.3e-01  |
 test_objective_compute_dshape_current   |     +1.06 +/- 2.29     | +5.43e-05 +/- 1.18e-04 |  5.20e-03 +/- 1.0e-04  |  5.15e-03 +/- 6.3e-05  |
 test_objective_jac_dshape_current       |     +2.72 +/- 8.58     | +1.17e-03 +/- 3.68e-03 |  4.41e-02 +/- 3.0e-03  |  4.29e-02 +/- 2.1e-03  |
 test_perturb_2                          |     -1.07 +/- 5.14     | -2.21e-01 +/- 1.06e+00 |  2.04e+01 +/- 7.1e-01  |  2.06e+01 +/- 7.9e-01  |
 test_proximal_freeb_jac                 |     -2.68 +/- 2.73     | -2.04e-01 +/- 2.08e-01 |  7.42e+00 +/- 9.8e-02  |  7.63e+00 +/- 1.8e-01  |
 test_solve_fixed_iter                   |     +1.08 +/- 2.38     | +3.60e-01 +/- 7.91e-01 |  3.36e+01 +/- 5.9e-01  |  3.33e+01 +/- 5.3e-01  |
 test_LinearConstraintProjection_build   |     +5.02 +/- 2.87     | +5.16e-01 +/- 2.95e-01 |  1.08e+01 +/- 1.9e-01  |  1.03e+01 +/- 2.3e-01  |
 test_build_transform_fft_midres         |     -3.38 +/- 3.66     | -2.16e-02 +/- 2.34e-02 |  6.18e-01 +/- 1.6e-02  |  6.40e-01 +/- 1.7e-02  |
 test_build_transform_fft_highres        |     -1.69 +/- 2.63     | -1.70e-02 +/- 2.65e-02 |  9.91e-01 +/- 2.3e-02  |  1.01e+00 +/- 1.3e-02  |
 test_equilibrium_init_lowres            |     -3.63 +/- 4.57     | -1.51e-01 +/- 1.89e-01 |  4.00e+00 +/- 1.7e-01  |  4.15e+00 +/- 8.5e-02  |
 test_objective_compile_atf              |     -1.06 +/- 4.53     | -8.74e-02 +/- 3.74e-01 |  8.17e+00 +/- 2.8e-01  |  8.26e+00 +/- 2.5e-01  |
 test_objective_compute_atf              |     -5.20 +/- 3.34     | -8.76e-04 +/- 5.63e-04 |  1.60e-02 +/- 2.3e-04  |  1.68e-02 +/- 5.1e-04  |
 test_objective_jac_atf                  |     -1.93 +/- 3.29     | -3.81e-02 +/- 6.50e-02 |  1.94e+00 +/- 4.4e-02  |  1.98e+00 +/- 4.8e-02  |
 test_perturb_1                          |     -3.78 +/- 2.76     | -5.84e-01 +/- 4.27e-01 |  1.49e+01 +/- 3.7e-01  |  1.55e+01 +/- 2.2e-01  |
 test_proximal_jac_atf                   |     -0.81 +/- 0.97     | -6.75e-02 +/- 8.06e-02 |  8.25e+00 +/- 6.4e-02  |  8.32e+00 +/- 4.9e-02  |
 test_proximal_freeb_compute             |     +1.40 +/- 0.99     | +2.82e-03 +/- 1.99e-03 |  2.04e-01 +/- 1.2e-03  |  2.01e-01 +/- 1.6e-03  |
 test_solve_fixed_iter_compiled          |     +1.49 +/- 2.54     | +3.26e-01 +/- 5.57e-01 |  2.22e+01 +/- 4.1e-01  |  2.19e+01 +/- 3.8e-01  |

[codecov]

Codecov Report

Attention: Patch coverage is 98.70968% with 2 lines in your changes missing coverage. Please review.

Project coverage is 95.60%. Comparing base (9ef0b38) to head (ce98913).
Report is 129 commits behind head on master.

Files with missing lines	Patch %	Lines
desc/compute/_neoclassical.py	98.11%	1 Missing ⚠️
desc/objectives/_neoclassical.py	98.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1042      +/-   ##
==========================================
+ Coverage   95.57%   95.60%   +0.02%     
==========================================
  Files          98       98              
  Lines       25156    25300     +144     
==========================================
+ Hits        24044    24187     +143     
- Misses       1112     1113       +1     

Files with missing lines	Coverage Δ
desc/compute/_basis_vectors.py	100.00% <100.00%> (ø)
desc/compute/_core.py	100.00% <100.00%> (ø)
desc/compute/_field.py	100.00% <100.00%> (ø)
desc/equilibrium/coords.py	88.25% <ø> (ø)
desc/objectives/__init__.py	100.00% <100.00%> (ø)
desc/compute/_neoclassical.py	99.08% <98.11%> (-0.92%)	⬇️
desc/objectives/_neoclassical.py	97.82% <98.00%> (+4.49%)	⬆️

... and 3 files with indirect coverage changes