#include <stdio.h>
#include <math.h>
void main()
{
float beta, alpha, b = 1.8, a = 3.85, Pi = 3.14, n = 8.0, end = 0.26, step = 0.12;
alpha = end - (step * n);
while (alpha < end)
{
beta
= (4 * pow(sin(alpha
+ Pi
/ 4.0), 2.0) * sqrt(b
* tan(alpha
/ 2.0))) / log(cos(alpha
) + a
); printf("beta=%f\n, alpha=%f\n",alpha
,beta
); alpha += step;
}
return 0;
}
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
beta=-0.700000
, alpha=-nan
beta=-0.580000
, alpha=-nan
beta=-0.460000
, alpha=-nan
beta=-0.340000
, alpha=-nan
beta=-0.220000
, alpha=-nan
beta=-0.100000
, alpha=-nan
beta=0.020000
, alpha=0.176606
beta=0.140000
, alpha=0.574726