Coxeter Matrix
An 
Square Matrix 
with
 |  |  | |
 | |  |
for all
, ..., 
.See also Coxeter Group- Bayes' Theorem
- Bays' Shuffle
- Beam Detector
- Bean Curve
- Beast Number
- Beatty Sequence
- Beauzamy and Dégot's Identity
- Bee
- Behrens-Fisher Test
- Behrmann Cylindrical Equal-Area Projection
- Bei
- Bell Curve
- Bell Number
- Bellows Conjecture
- Bell Polynomial
- Bell Triangle
- Beltrami Differential Equation
- Beltrami Field
- Beltrami Identity
- Bend (Curvature)
- Bend (Knot)
- Benford's Law
- Benham's Wheel
- Bennequin's Conjecture
- Benson's Formula