uTools-Manuals/docs/c/exp.html
2019-04-08 23:22:26 +08:00

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<h1>数学函数 - exp</h1>
<p>原型extern float exp(float x);</p>
<p>用法:#include &lt;math.h></p>
<p>功能求e的x次幂</p>
<p>说明e=2.718281828...</p>
举例:<pre>
// exp.c
#include &lt;syslib.h>
#include &lt;math.h>
main()
{
clrscr(); // clear screen
textmode(0x00); // 6 lines per LCD screen
printf("e=%f\n",exp(1.0));
getchar();
return 0;
}
</pre>相关函数:无