Noun
global minimum (plural global minimums or global minima)
(mathematics) An element in a function's domain where the function assumes its lowest value.
x
↦
(
x
2
−
4
)
2
{\displaystyle x\mapsto (x^{2}-4)^{2}}
has its global minima at
−
2
{\displaystyle -2}
and
2
{\displaystyle 2}
.