A	A set
R	The set of real numbers
{0, …, n}	The set containing all integers between 0 and n
[a, b]	The real interval including a and b
ai	Element i of a
Mij	Element i, j of the M matrix
det(A)	Determinant of A
P(a)	A probability distribution over a discrete variable
p(a)	A probability distribution over a continuous variable
MT	Transpose of the M matrix
($t\in \theta$)	Time calculated in given timeframe
($t\in \Theta$)	The particular time
λ1, λ2	The Lagrangian multipliers
f(x; θ)	A function x parametrized by θ; often f(x) argument θ is omitted to lighten notation
f: A→B	The function f with domain A and range B
a⊥b	The random variables a and b are independent
fv	The convenience function
X	A set of training examples
x(i)	The ith example (input) from a dataset
y(i)	The target associated with x(i) for supervised learning
S	Set of strategies