diff options
Diffstat (limited to 'Modules/mathmodule.c')
| -rw-r--r-- | Modules/mathmodule.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/Modules/mathmodule.c b/Modules/mathmodule.c index a796947..36b1776 100644 --- a/Modules/mathmodule.c +++ b/Modules/mathmodule.c @@ -107,7 +107,7 @@ typedef struct{ double hi; double lo; } DoubleLength; static DoubleLength dl_fast_sum(double a, double b) { - /* Algorithm 1.1. Compensated summation of two floating point numbers. */ + /* Algorithm 1.1. Compensated summation of two floating-point numbers. */ assert(fabs(a) >= fabs(b)); double x = a + b; double y = (a - x) + b; @@ -1354,14 +1354,14 @@ math.fsum seq: object / -Return an accurate floating point sum of values in the iterable seq. +Return an accurate floating-point sum of values in the iterable seq. -Assumes IEEE-754 floating point arithmetic. +Assumes IEEE-754 floating-point arithmetic. [clinic start generated code]*/ static PyObject * math_fsum(PyObject *module, PyObject *seq) -/*[clinic end generated code: output=ba5c672b87fe34fc input=c51b7d8caf6f6e82]*/ +/*[clinic end generated code: output=ba5c672b87fe34fc input=4506244ded6057dc]*/ { PyObject *item, *iter, *sum = NULL; Py_ssize_t i, j, n = 0, m = NUM_PARTIALS; @@ -2453,7 +2453,7 @@ Since lo**2 is less than 1/2 ulp(csum), we have csum+lo*lo == csum. To minimize loss of information during the accumulation of fractional values, each term has a separate accumulator. This also breaks up sequential dependencies in the inner loop so the CPU can maximize -floating point throughput. [4] On an Apple M1 Max, hypot(*vec) +floating-point throughput. [4] On an Apple M1 Max, hypot(*vec) takes only 3.33 µsec when len(vec) == 1000. The square root differential correction is needed because a @@ -3136,7 +3136,7 @@ math.isclose -> bool maximum difference for being considered "close", regardless of the magnitude of the input values -Determine whether two floating point numbers are close in value. +Determine whether two floating-point numbers are close in value. Return True if a is close in value to b, and False otherwise. @@ -3151,7 +3151,7 @@ only close to themselves. static int math_isclose_impl(PyObject *module, double a, double b, double rel_tol, double abs_tol) -/*[clinic end generated code: output=b73070207511952d input=f28671871ea5bfba]*/ +/*[clinic end generated code: output=b73070207511952d input=12d41764468bfdb8]*/ { double diff = 0.0; |