PyTorch
API: torch.nan
Strategy: Direct Mapping
JAX (Core)
API: jax.numpy.nan
Strategy: Direct Mapping
NumPy
API: numpy.nan
Strategy: Direct Mapping
Keras
API: —
Strategy: Macro 'float('nan')'
TensorFlow
API: float('nan')
Strategy: Macro 'float('nan')'
Apple MLX
API: mlx.core.nan
Strategy: Macro 'float('nan')'
Flax NNX
API: jax.numpy.nan
Strategy: Direct Mapping
PaxML / Praxis
API: jax.numpy.nan
Strategy: Direct Mapping