Absolute Error
Absolute error is the absolute difference between an approximate value and the exact value.
Definition · Example · CSE Use →A–Z Math Terms & Definitions
Free mathematical definitions, examples and Computer Science applications for school, college and BSc in CSE students.
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Absolute Value
Absolute value is the non-negative distance of a number from zero on the number line.
Definition · Example · CSE Use →Algebraic Expression
A combination of numbers, variables and operations that does not include an equality sign.
Definition · Example · CSE Use →Approximation
An approximation is a value close to an exact quantity, often used when the exact value is expensive or impossible to compute directly.
Definition · Example · CSE Use →Arithmetic Series
An arithmetic series is the sum of an arithmetic sequence with a constant difference.
Definition · Example · CSE Use →Asymptotic Analysis
Asymptotic analysis studies how an algorithm’s resource usage grows as input size becomes large.
Definition · Example · CSE Use →Basis
A basis is a linearly independent set of vectors that spans a vector space.
Definition · Example · CSE Use →Bayes’ Theorem
Bayes’ theorem reverses conditional probabilities using prior and evidence probabilities.
Definition · Example · CSE Use →Bernoulli Distribution
A Bernoulli distribution models one trial with two outcomes, typically success 1 and failure 0.
Definition · Example · CSE Use →Biconditional
A biconditional is true when two propositions have the same truth value.
Definition · Example · CSE Use →Big O Notation
Big O gives an asymptotic upper bound on the growth of a function, commonly used for algorithm complexity.
Definition · Example · CSE Use →Big Omega Notation
Big Omega gives an asymptotic lower bound on growth.
Definition · Example · CSE Use →Big Theta Notation
Big Theta gives a tight asymptotic bound when upper and lower growth rates match.
Definition · Example · CSE Use →Bijective Function
A bijective function is both one-to-one and onto, so every output has exactly one matching input.
Definition · Example · CSE Use →Binary Relation
A binary relation on a set A is a relation from A to itself.
Definition · Example · CSE Use →Binary Tree
A binary tree is a rooted tree in which each node has at most two children.
Definition · Example · CSE Use →Binomial
A binomial is a polynomial containing exactly two non-zero terms.
Definition · Example · CSE Use →Binomial Coefficient
A binomial coefficient counts the ways to choose k objects from n without order.
Definition · Example · CSE Use →Binomial Distribution
A binomial distribution models the number of successes in n independent Bernoulli trials with the same success probability.
Definition · Example · CSE Use →Bipartite Graph
A bipartite graph divides vertices into two sets so edges only go between the sets.
Definition · Example · CSE Use →Bisection Method
The bisection method finds a root by repeatedly halving an interval where a continuous function changes sign.
Definition · Example · CSE Use →Boolean Algebra
Boolean algebra is an algebraic system for variables that take truth values such as 0/1 or false/true.
Definition · Example · CSE Use →Cardinality
Cardinality is the number of elements in a finite set.
Definition · Example · CSE Use →Cartesian Product
The Cartesian product A × B is the set of all ordered pairs with first component from A and second from B.
Definition · Example · CSE Use →Ceiling Function
The ceiling function returns the smallest integer greater than or equal to a number.
Definition · Example · CSE Use →Chain Rule
The chain rule differentiates a composition of functions by multiplying derivatives along the composition.
Definition · Example · CSE Use →Chinese Remainder Theorem
The Chinese remainder theorem reconstructs an integer from compatible congruences with pairwise coprime moduli.
Definition · Example · CSE Use →Codomain
The codomain is the declared set in which a function’s outputs are expected to lie.
Definition · Example · CSE Use →Coefficient
A coefficient is a numerical factor that multiplies a variable or term.
Definition · Example · CSE Use →Combination
A combination selects objects without regard to order.
Definition · Example · CSE Use →Complement
The complement of a set contains elements in the universal set that are not in the set.
Definition · Example · CSE Use →Complementary Event
The complement of event A contains all outcomes where A does not occur.
Definition · Example · CSE Use →Composite Function
A composite function applies one function to the result of another.
Definition · Example · CSE Use →Composite Number
A composite number is an integer greater than 1 that has more than two positive divisors.
Definition · Example · CSE Use →Conditional Probability
Conditional probability measures the probability of A given that B has occurred.
Definition · Example · CSE Use →Congruence
Two integers are congruent modulo n when they have the same remainder after division by n.
Definition · Example · CSE Use →Conjunction
A conjunction p AND q is true only when both propositions are true.
Definition · Example · CSE Use →Conjunctive Normal Form
Conjunctive normal form represents a Boolean formula as an AND of one or more OR clauses.
Definition · Example · CSE Use →Connected Graph
A connected graph has a path between every pair of vertices.
Definition · Example · CSE Use →Constant
A constant is a fixed numerical value that does not change within an expression or problem.
Definition · Example · CSE Use →Continuity
A function is continuous at a point when its limit there equals its actual function value.
Definition · Example · CSE Use →Continuous Random Variable
A continuous random variable can take values across a continuous interval.
Definition · Example · CSE Use →Contradiction
A contradiction is a logical expression that is false for every possible truth assignment.
Definition · Example · CSE Use →Coordinate Transformation
A coordinate transformation converts a point or vector from one coordinate system to another.
Definition · Example · CSE Use →Correlation
Correlation is a standardized measure of the strength and direction of association between two variables.
Definition · Example · CSE Use →Cosine
Cosine is a trigonometric function equal to adjacent divided by hypotenuse in a right triangle.
Definition · Example · CSE Use →Covariance
Covariance measures how two variables vary together.
Definition · Example · CSE Use →Cycle
A cycle is a closed path that starts and ends at the same vertex without repeating other vertices.
Definition · Example · CSE Use →