NAME tan, tanf, tanl - tangent function LIBRARY Math library ( libm , -lm ) SYNOPSIS #include double tan ... section, see attributes (7). Interface Attribute Value tan (), tanf (…NAME tan, tanf, tanl - tangent function LIBRARY Math library ( libm , -lm ) SYNOPSIS #include double tan ... section, see attributes (7). Interface Attribute Value tan (), tanf (…NAME tan, tanf, tanl - tangent function LIBRARY Math library ( libm , -lm ) SYNOPSIS #include double tan ... section, see attributes (7). Interface Attribute Value tan (), tanf (…angle", the argument of z . One has: tan(carg(z)) = cimag(z) / creal(z) RETURNangle", the argument of z . One has: tan(carg(z)) = cimag(z) / creal(z) RETURNangle", the argument of z . One has: tan(carg(z)) = cimag(z) / creal(z) RETURN