Since the mid-1990s scientists have floated the idea that representations of numeric quantities, whether expressed as digits or as written words, are codified by the parietal cortex, a ...

Two studies in the Jan. 18, 2007, issue of the journal Neuron, published by Cell Press, shed significant light on how the brain processes numerical information -- both abstract quantities and their ...

[Editor's note: For an intro to floating-point math, see Tutorial: Floating-point arithmetic on FPGAs. For a comparison of fixed- and floating-point hardware, see Fixed vs. floating point: a ...