Extreme Value Theorem
If a function 
is continuous on a closed interval 
, then has both a Maximum and a Minimum on. If has an extreme value on an open interval 
, then the extreme value occurs at a CriticalPoint. This theorem is sometimes also called the Weierstraß Extreme Value Theorem.
- Isogonal Conjugate
- Isogonal Line
- Isogonic Centers
- Isograph
- Isohedral Tiling
- Isohedron
- Isolated Point
- Isolated Singularity
- Isolating Integral
- Isometric Latitude
- Isometry
- Isomorphic Graphs
- Isomorphic Groups
- Isomorphic Posets
- Isomorphism
- Isoperimetric Inequality
- Isoperimetric Point
- Isoperimetric Problem
- Isoperimetric Quotient
- Isoperimetric Theorem
- Isopleth
- Isoptic Curve
- Isosceles Tetrahedron
- Isosceles Triangle
- Isoscelizer