Rank and Shape

Rank = n-dimension tensor

Rank = 0: 0

Rank = 1: [0, 1, 2]

Rank = 2: [[0, 1, 2], [1, 2, 3]]

 

Shape = length of each rank

Shape = []: 0

Shape = [3]: [0, 1, 2]

Shape = [2, 3]: [[0, 1, 2], [1, 2, 3]]

Shape = [3, 1, 2]: [[[5, 7]], [[3, 4]], [[8. 2]]]