Question 5/10 fast.ai v3 lecture 8
The above performs elementwise multiplication of elements in matrix a with elements in matrix b.
What is the name of the process in which matrix a will be represented in memory as matching the shape of matrix b?
The operation in which one matrix is represented in memory as matching another is called broadcasting.
Relevant part of lecture
This is the best introduction to broadcasting
in written form I have ever come across.