isqrt.h File Reference

整数型の sqrt() More...

#include "cpp_extern_macro.h"

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Functions
unsigned long	isqrt (unsigned long i)
Variables
	BEGIN_C_DECLS
	END_C_DECLS

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Detailed Description

整数型の sqrt()

http://www.infoeddy.ne.jp/~tensyo/prog/ALGO.HTM#STEPMT より

Author:

Satofumi KAMIMURA

$Id$

Definition in file isqrt.h.

---

Function Documentation

unsigned long isqrt

(

unsigned long

i

)

整数型の平方根を計算する

Parameters:

x

[i] 正の整数

Return values:

int

平方根の負でない値

Attention:

多少の誤差あり

Definition at line 21 of file isqrt.c.