Singular Manual: bigint operations

| ### 4.2.3 bigint operations `+` addition `-` negation or subtraction `*` multiplication `div` integer division (omitting the remainder >= 0) `mod`, `%` integer modulo (the remainder of the division `div`) `^`, `**` exponentiation (exponent must be non-negative) `<`, `>`, `<=`, `>=`, `==`, `<>` comparators Example:
    bigint(5)*2, bigint(2)^100-10;
    ==> 10 1267650600228229401496703205366
    bigint(-5) div 2, bigint(-5) mod 2;
    ==> -3 1

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