**Semipositone** is a derived term of **positone**.

## In mathematics|lang=en terms the difference between semipositone and positone

is that

**semipositone** is (mathematics) an eigenvalue problem that would be a positone eigenvalue problem except that the nonlinear function is not positive when its argument is zero while

**positone** is (mathematics) of a particular kind of eigenvalue problem involving a nonlinear function on the reals that is continuous, positive, and monotone.

## As adjectives the difference between **semipositone** and **positone**

is that

**semipositone** is (mathematics) an eigenvalue problem that would be a positone eigenvalue problem except that the nonlinear function is not positive when its argument is zero while

**positone** is (mathematics) of a particular kind of eigenvalue problem involving a nonlinear function on the reals that is continuous, positive, and monotone.