dabs, dexp, dlog, dsqrt

dabs(num)

:: Get the absolute value of num.

dexp(num)

:: Get the value of expornent of num.

dlog(num)

:: Get the value of logarithm of num.

dsqrt(num)

:: Get the value of square root of num.

return

floating point number

num

number

• Compute numerical values of elementary functions.
• These functions use the standard mathematical library of C language. So results depend on operating systems and a C compilers.

[0] dexp(1);
2.71828

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