partition function

partition function (plural partition functions)

1. (mathematics) generalization of the definition of a partition function in statistical mechanics
2. (number theory) function that represents the number of possible partitions of a natural number.
3. (quantum field theory) generalization of the definition of a partition function in statistical mechanics
4. (statistical mechanics) function ${\displaystyle Z[J]}$ that is the generating function of the correlation function

• function

• Einstein partition function

• partition function on Wikipedia.Wikipedia