subtract two numbers of any kind
The result is always stored in the simplest possible form.
| std::negate | negate the numeric argument |
| std::plus | add two numbers of any kind |
| std::times | multiply two numbers of any kind |
| std::over | divide two numbers of any kind |
| std::div | divide two integer numbers |
| std::mod | compute the remainder of two integer numbers |
| std_types::character | returns the *n*th-previous character |
| std_types::date_and_time | subtracts a time delta or another date-and-time object from a date-and-time object |
| std_types::negative_integer | implements the minus operation for negative integers |
| std_types::positive_integer | implements the minus operation for positive integers |
| std_types::real | implements the minus operation for real numbers |