Description: Return the number of combinations. Syntax: combin(n,k) Note: The number of ways of picking k elements from combinations,integer,number
Description: Check if a string is composed of numbers. Syntax: isdigit (string) Note: The function checks if the string number,boolean value
Description: Convert a string to a real number. Syntax: number (stringExp,format) Note: The function parses string stristring,convert,number