add example of computations of geodesics of MPE metric on SPD matrices #1235
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| def step(state): | ||
| position, momentum = state | ||
| dq, _ = cls.symp_grad(hamiltonian)(state) | ||
| y = gs.array([position + dq, momentum]) |
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This line should be:
y = gs.array([position + step_size * dq, momentum])
(that fixed my wrong results when integrating the Hamiltonian eq.'s in the SubRiemannianMetric class)
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This was used by @mortenapedersen in #1237 and related PRs and is not meant to be merged. |
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for @mortenapedersen