Tensors — Jet 0.2.2 documentation
Tensors can be described as multi-dimensional arrays, where the dimension is called the rank. A tensor of rank 0 is a scalar, a tensor of rank 1 is a vector and a tensor of rank 2 is a matrix, but in general tensors can have arbitrary rank. Visually, tensors are usually represented as circles with legs:
https://quantum-jet.readthedocs.io/en/stable/use/tensors.html