lyapax

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lyapax#

JAX-native Lyapunov exponent computation for ODEs and DDEs, via the Benettin/QR method with jax.jvp/jax.vmap tangent propagation.

Installation#

pip install lyapax

For development (running the test suite or examples), install from a clone instead:

pip install -e ".[dev]"      # core + pytest/scipy for the test suite
pip install -e ".[examples]" # + matplotlib, to run examples/
pip install -e ".[docs]"     # + sphinx/sphinx-gallery, to build docs/
pip install -e ".[adaptive]" # + diffrax, for lyapax.adaptive

Requires jax>=0.10, Python >=3.11.

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