Other Symbolic Functions
• denom(x)—Returns the simplified version of the denominator of a fraction or of a rational expression.
• numer(x)—Returns the simplified version of the numerator of a fraction or of a rational expression.
• fact2(n)—Returns the product of all odd numbers 1x3x5 ... xn if n is odd, or the product of all even numbers 2x4x6 ... xn if n is even.
• IsPrime(m)—Returns 1 if n is a prime number and 0 otherwise.
Arguments
• x is a fraction or rational expression.
• n is an integer greater than or equal to –1.
• m is an integer.