Chebyshev
Unit testing for scientific software
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interval.h
Go to the documentation of this file.
1
5
6#ifndef CHEBYSHEV_INTERVAL_H
7#define CHEBYSHEV_INTERVAL_H
8
9
10namespace chebyshev {
11
12 namespace prec {
13
16 struct interval {
17
19 long double a;
20
22 long double b;
23
25 interval() : a(0), b(0) {}
26
27
29 interval(long double l, long double r) : a(l), b(r) {}
30
31
33 inline long double length() const {
34 const long double diff = b - a;
35 return diff > 0 ? diff : -diff;
36 }
37 };
38
39 }
40}
41
42
43#endif
General namespace of the framework.
Definition benchmark.h:22
constexpr FloatType get_nan()
Get a quiet NaN of the specified floating point type.
Definition common.h:65
An interval on the real numbers.
Definition interval.h:16
interval(long double l, long double r)
Construct an interval from its lower and upper bounds.
Definition interval.h:29
long double length() const
Returns the length of the interval.
Definition interval.h:33
long double a
Lower extreme of the interval.
Definition interval.h:19
long double b
Upper extreme of the interval.
Definition interval.h:22
interval()
Construct over the origin.
Definition interval.h:25