The function that returns the input layer size of a neural
network. Denoted \(\mathsf{I}\)
Usage
inn(nu)
Value
An integer representing the input width of the neural network.
Arguments
nu
A neural network of the type generated by
create_nn().
References
Definition 1.3.1. Jentzen, A., Kuckuck, B., and von Wurstemberger, P. (2023).
Mathematical introduction to deep learning: Methods, implementations,
and theory. https://arxiv.org/abs/2310.20360.