gmp_binomial
Description
The gmp_binomial of GMP for PHP calculates a binomial coefficient.
Syntax
gmp_binomial(
GMP|int|string $n,
int $k
): GMPParameters
n
A GMP object, an int or a numeric string.
k
An int.
Return
Returns the binomial coefficient C(n, k), as a GMP object.
Examples
1 · n k · GMP
<? $n = 4; $k = 2; $n = gmp_init($n); $return = gmp_binomial($n, $k); var_dump($return); ?>
object(GMP)#2 (1) {
["num"]=>
string(1) "6"
}
2 · n k · int
<? $n = 4; $k = 2; $return = gmp_binomial($n, $k); var_dump($return); ?>
object(GMP)#1 (1) {
["num"]=>
string(1) "6"
}
3 · n k · string
<? $n = "4"; $k = 2; $return = gmp_binomial($n, $k); var_dump($return); ?>
object(GMP)#1 (1) {
["num"]=>
string(1) "6"
}
Links
GMP
- gmp_abs
- gmp_add
- gmp_and
- gmp_clrbit
- gmp_cmp
- gmp_com
- gmp_div
- gmp_div_q
- gmp_div_qr
- gmp_div_r
- gmp_divexact
- gmp_export
- gmp_fact
- gmp_gcd
- gmp_gcdext
- gmp_hamdist
- gmp_import
- gmp_init
- gmp_intval
- gmp_invert
- gmp_jacobi
- gmp_kronecker
- gmp_lcm
- gmp_legendre
- gmp_mod
- gmp_mul
- gmp_neg
- gmp_nextprime
- gmp_or
- gmp_perfect_power
- gmp_perfect_square
- gmp_popcount
- gmp_pow
- gmp_powm
- gmp_prob_prime
- gmp_random_bits
- gmp_random_range
- gmp_random_seed
- gmp_root
- gmp_rootrem
- gmp_scan0
- gmp_scan1
- gmp_setbit
- gmp_sign
- gmp_sqrt
- gmp_sqrtrem
- gmp_strval
- gmp_sub
- gmp_testbit
- gmp_xor
