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58 ///Check whether the parameter is NaN or not |
58 ///Check whether the parameter is NaN or not |
59 |
59 |
60 ///This function checks whether the parameter is NaN or not. |
60 ///This function checks whether the parameter is NaN or not. |
61 ///Is should be equivalent with std::isnan(), but it is not |
61 ///Is should be equivalent with std::isnan(), but it is not |
62 ///provided by all compilers. |
62 ///provided by all compilers. |
63 inline bool isnan(double v) |
63 inline bool isNaN(double v) |
64 { |
64 { |
65 return v!=v; |
65 return v!=v; |
66 } |
66 } |
67 |
67 |
68 /// @} |
68 /// @} |