Genus Theorem
A Diophantine Equation
can be solved for
a Prime Iff 
or 
. The representation is unique except for changes ofsign or rearrangements of 
and 
.See also Composition Theorem, Fermat's Theorem- Telescoping Sum
- Temperature
- Templar Magic Square
- Tennis Ball Theorem
- Tensor
- Tensor Calculus
- Tensor Density
- Tensor Dual
- Tensor Product
- Tensor Space
- Tensor Spherical Harmonic
- Tensor Transpose
- Tent Map
- Terminal
- Ternary
- Tessellation
- Tesseract
- Tesseral Harmonic
- Tethered Bull Problem
- Tetrabolo
- Tetrachoric Function
- Tetracontagon
- Tetracuspid
- Tetrad
- Tetradecagon