PyTorch
API: torch.ger
Strategy: Direct Mapping
JAX (Core)
API: jnp.outer
Strategy: Direct Mapping
NumPy
API: np.outer
Strategy: Direct Mapping
Keras
API: keras.ops.outer
Strategy: Direct Mapping
TensorFlow
API: tf.tensordot
Strategy: Macro 'tf.tensordot({input}, {vec2}, axes=0)'
Apple MLX
API: —
Strategy: Macro '{input}[:, None] @ {vec2}[None, :]'
Flax NNX
API: jnp.outer
Strategy: Direct Mapping
PaxML / Praxis
API: jnp.outer
Strategy: Direct Mapping