Brian Butterworth: Numberphile: Dyscalculia

Brian Butterworth

Arithmetic (算術): Related topics

Operation (mathematics)

• Addition (加法)

Number (Mathematical object)

• Additive inverse (反数)
• Integer (整数)

Entropy encoding (lossless compression)

• Arithmetic coding (算術符号)

Central tendency

• Arithmetic mean (算術平均)

Sequence of numbers

• Arithmetic progression (等差数列)

Algebraic structure

• Ring (mathematics) (環)

Rules of replacement (Transformation rule)

• Associative property (結合法則)
• Commutative property (交換法則)
• Distributive property (分配法則)

Arithmetic

• Elementary arithmetic
• Finite field arithmetic
• Mental calculation (暗算)

Coordinate system (Geometry)

• Number line