log10(...) prob

hi, i've got a problem when using log10(...) or log(...) from math.h . e.g. log10(10) doesn't return 1 but something like 3.1... e+015. does anyone have an idea what could be the reason for this? ...
log10(...) prob

hi, i've got a problem when using log10(...) or log(...) from math.h . e.g. log10(10) doesn't return 1 but something like 3.1... e+015. does anyone have an idea what could be the reason for this? ...
log10 how many cycles ?

Hello, I couldn't find any information about number of cycles needed for log10 routine in keil 51, does anybody know that ? one thing else Is it possible to use combination of a lookup table and some...
log10 how many cycles ?

Hello, I couldn't find any information about number of cycles needed for log10 routine in keil 51, does anybody know that ? one thing else Is it possible to use combination of a lookup table and some...
Fixed-point multiplication

I want to multiply two fixed point numbers. After the multiplication I have to shift the result so that the binary point is correct. Example: int a; int b; int c; c = (a * b) >> 10 The multiplication...