However, you can include C headers and import named modules in the same file. For example, you can import std; and #include <math.h> in the same file. Just don't include the C++ standard library version <cmath>.You don't have to defend against importing a module multiple times. ...
cmath math _struct _random _elementtree _pickle _datetime _bisect _heapq _statistics unicodedata fcntl spwd grp select _csv _socket _posixsubprocess _md5 _sha1 _sha256 _sha512 _sha3 _blake2 syslog binascii zlib posix errno pwd _sre _codecs _weakref _functools _operator _collections _abc ...
cmath math _struct _random _elementtree _pickle _datetime _bisect _heapq _statistics unicodedata fcntl spwd grp select _csv _socket _posixsubprocess _md5 _sha1 _sha256 _sha512 _sha3 _blake2 syslog binascii zlib posix errno pwd _sre _codecs _weakref _functools _operator _collections _abc ...
>>>importmath>>> math.sqrt(-1) Traceback (most recent call last): File"<stdin>", line 1,in<module>ValueError: math domain error>>>importcmath>>> cmath.sqrt(-1)1j 六、正负无穷大(inf、-inf)、NaN(not a number,如两个无穷大之间的运算结果) >>> a = float('inf')>>>a inf>>> ...
nan不存在的数 inf/-inf正负无穷大 比如(以下数学公式需要包含<cmath>或者<math.h>头函数): printf("%d\n",sqrt(-1)); //输出nan printf("%d\n",ln(0)); //输出-inf 四、no match for 'xxx' (operand types are 'xxx' and 'xxx') 没有与这些操作数匹配的"xx"操作符 操作符指的是一些运算...
However, you can include C headers and import named modules in the same file. For example, you can import std; and #include <math.h> in the same file. Just don't include the C++ standard library version <cmath>.You don't have to defend against importing a module multiple times. ...
5 changes: 3 additions & 2 deletions 5 c10/util/generic_math.h Original file line numberDiff line numberDiff line change @@ -4,12 +4,13 @@ #include <c10/util/TypeSafeSignMath.h> #include <cmath> #if defined(__CUDA_ARCH__) || defined(__HIPCC__) #if defined(__CUDA_ARCH__)...
g%2C%22%u2026%22%29%3Ae%7D%2Cr.prototype.mangle%3Dfunction%28e%29%7Bif%28%21this.options.mangle%29return%20e%3Bfor%28var%20t%2Ca%3D%22%22%2Cr%3De.length%2Cs%3D0%3Bs%3Cr%3Bs++%29t%3De.charCodeAt%28s%29%2CMath.random%28%29%3E.5%26%26%28t%3D%22x%22+t....
However, you can include C headers and import named modules in the same file. For example, you can import std; and #include <math.h> in the same file. Just don't include the C++ standard library version <cmath>.You don't have to defend against importing a module multiple times. ...
However, you can include C headers and import named modules in the same file. For example, you can import std; and #include <math.h> in the same file. Just don't include the C++ standard library version <cmath>.You don't have to defend against importing a module multiple times. ...