a scalar for which there exists a nonzero vector such that the scalar times the vector equals the value of the vector under a given linear transformation on a vector space.
a root of the characteristic equation of a given matrix.
a vector for which there exists a scalar such that the value of the vector under a given transformation is equal to the scalar times the vector.
a measure of the effectiveness with which the combustion in a rocket engine produces high temperature and pressure, equal to the exhaust velocity divided by the thrust coefficient. the total of all velocities a space vehicle must develop to complete a given mission. an expression of the performance of a propellant or a propulsion system […]
- Characteristic x-ray
an x-ray that is emitted from an atom when an electron is displaced from an inner shell.
Also, characteristical. pertaining to, constituting, or indicating the character or peculiar quality of a person or thing; typical; distinctive: Red and gold are the characteristic colors of autumn. a distinguishing feature or quality: Generosity is his chief characteristic. Mathematics. the integral part of a common logarithm. Compare mantissa. the exponent of 10 in a number […]