Cissoid of Diocles Pedal Curve
- Batrachion
- Bauer's Identical Congruence
- Bauer's Theorem
- Bauspiel
- Bayes' Formula
- Bayesian Analysis
- 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