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Rename some constants for easier readability.

This commit is contained in:
Tim Peters 2001-02-20 20:36:38 +00:00
parent 14e26408f3
commit 8cb82bd5fb
1 changed files with 8 additions and 8 deletions
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16
Modules/cmathmodule.c
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@ -24,10 +24,10 @@
/* First, the C functions that do the real work */
/* constants */
static Py_complex c_1 = {1., 0.};
static Py_complex c_one = {1., 0.};
static Py_complex c_half = {0.5, 0.};
static Py_complex c_i = {0., 1.};
static Py_complex c_i2 = {0., 0.5};
static Py_complex c_halfi = {0., 0.5};
/* forward declarations */
staticforward Py_complex c_log(Py_complex);
@ -39,7 +39,7 @@ static Py_complex
c_acos(Py_complex x)
{
return c_neg(c_prodi(c_log(c_sum(x,c_prod(c_i,
c_sqrt(c_diff(c_1,c_prod(x,x))))))));
c_sqrt(c_diff(c_one,c_prod(x,x))))))));
}
static char c_acos_doc[] =
@ -53,8 +53,8 @@ c_acosh(Py_complex x)
{
Py_complex z;
z = c_sqrt(c_half);
z = c_log(c_prod(z, c_sum(c_sqrt(c_sum(x,c_1)),
c_sqrt(c_diff(x,c_1)))));
z = c_log(c_prod(z, c_sum(c_sqrt(c_sum(x,c_one)),
c_sqrt(c_diff(x,c_one)))));
return c_sum(z, z);
}
@ -85,7 +85,7 @@ c_asinh(Py_complex x)
{
/* Break up long expression for WATCOM */
Py_complex z;
z = c_sum(c_1,c_prod(x, x));
z = c_sum(c_one, c_prod(x, x));
return c_log(c_sum(c_sqrt(z), x));
}
@ -98,7 +98,7 @@ static char c_asinh_doc[] =
static Py_complex
c_atan(Py_complex x)
{
return c_prod(c_i2,c_log(c_quot(c_sum(c_i,x),c_diff(c_i,x))));
return c_prod(c_halfi,c_log(c_quot(c_sum(c_i,x),c_diff(c_i,x))));
}
static char c_atan_doc[] =
@ -110,7 +110,7 @@ static char c_atan_doc[] =
static Py_complex
c_atanh(Py_complex x)
{
return c_prod(c_half,c_log(c_quot(c_sum(c_1,x),c_diff(c_1,x))));
return c_prod(c_half,c_log(c_quot(c_sum(c_one,x),c_diff(c_one,x))));
}
static char c_atanh_doc[] =