Check for infinity. \param arg number to check \retval true for positive or negative infinity \retval false else template typename enable ::type isinf(T arg) { return functions::isinf(arg); }
| 2725 | /// \retval false else |
| 2726 | // template<typename T> typename enable<bool,T>::type isinf(T arg) { return functions::isinf(arg); } |
| 2727 | inline bool isinf(half arg) { return functions::isinf(arg); } |
| 2728 | inline bool isinf(expr arg) { return functions::isinf(arg); } |
| 2729 | |
| 2730 | /// Check for NaN. |