abs

Format: abs( z )

Arguments: (num) z Any real or complex number

Returns: (real) The absolute or positive value of z

Note: If z is complex with a real component of zx and an imaginary component of zy, abs returns the magnitude of z calculated using the equation

Examples: abs(4.25) = 4.25

abs(-4.25) = 4.25

abs(3+4i) = 5

See Also: arg, real, imag, I