Which only takes O times, but there are a lot of functions and this will be called quite a bit.<BR><BR>I'd imagine it would be better with a hash-table, but then I need to worry about collisions.

INDEX with XMATCH returns an item from a range or array according to the first or last match it finds. Like XLOOKUP, it works with vertical and horizontal datasets, can search in any direction, and ...

Books Received Published: 06 June 1931 Standard Four-Figure Mathematical Tables: including many New Tables, Trigonometrical Functions for Radians, Inverse Trigonometrical and Hyperbolic Functions ...

When you enter a dynamic array formula in one cell, Excel automatically populates the adjacent cells needed to display all the results. You’ll know it’s working when you see a blue border around this ...

Object Details maker Illinois Tool Works Inc. Description In the mid-twentieth century, American tool manufacturers sometimes distributed trigonometry tables that included advertisements for their ...

Bessel functions were among the functions considered, and their calculation became the chief work of the Committee. Tables appeared in the Reports of the Association for 1889, 1893 and 1896.