Any function and its inverse are symmetrical about the line\(y = x\).

THIS book, originally intended to be Part 4 of the author's “New Algebra for Schools”, deals comprehensively with the Higher Certificate requirements. The topics discussed include permutations, ...

Those learning and using mathematics have long consulted tables of numbers. The ancient Babylonians used clay tablets for this purpose. Papyrus, parchment, and paper all proved suitable for recording ...