What does stack underflow actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

An arithmetic underflow is the result of a calculation that is too small to be expressed properly. For example, in floating point, a negative exponent can be generated that is too large (too small ...

The internal dynamics of pyroclastic density currents are not easily observed. Experiments reveal how the underflow and turbulent ash-cloud regimes within pyroclastic flows are dynamically coupled ...