The following table describes VHDL real number functions:
| ceil(x) | realmax(x,y) | exp(x) | cos(x) | cosh(x) |
|---|---|---|---|---|
| floor(x) | realmin(x,y) | log(x) | tan(x) | tanh(x) |
| round(x) | sqrt(x) | log2(x) | arcsin(x) | arcsinh(x) |
| trunc(x) | cbrt(x) | log10(x) | arctan(x) | arccosh(x) |
| sign(x) | **(n,y) | log(x,y) | arctan(y,x) | arctanh(x) |
| mod(x,y) | **(x,y) | sin(x) | sinh(x) |