Algebra

Integer Polynomial

Solving Equations by an Indirect Way

Sequence of Numbers

Maximum and Minimum Value

Inequality: Weird Equality Case

Inequality: Utsanee's Style

Functions on natural numbers

Functional Equations: Smart Substitution?

Cauchy-Typed Functional Equations

Functional Inequality

Functional Equation Problem Set

SOS in Inequality

Functional Equation: Special Properties of Functions

Sequence of Numbers (Harder)

Algebra Problem Set for IPST 1

Algebra Problem Set I for IPST 2

Algebra Problem Set II for IPST 2

Algebra Problem Set III for IPST 2

Algebra Problem Set IV for IPST 2

Algebra Problem Set V for IPST 2