Functions is an important concept in mathematics to grasp. These sites ... examples of when a relationship between numbers or sets is NOT a function; the vertical line test; finite and infinite sets; ...

Save guides, add subjects and pick up where you left off with your BBC account. A function takes an input value, applies a rule to it, and produces an output value. This can be demonstrated using ...

People usually talk about the race to the bottom in artificial intelligence as a bad thing. But it’s different when you’re discussing loss functions. Loss functions are a crucial but ...