From Cppreference
Defines a type of object to be thrown as exception. It reports errors that arise because floating point value in some computation could not be represented because it was too large or too small in magnitude. If the value has integral type, underflow_error or overflow_error should be used.
[edit] Member functions
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constructs the exception object (public member function)
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Member functions
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destructs the exception object (virtual public member function)
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returns explanatory string (virtual public member function)
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