Online Classes

Want to learn how to tackle those tough AMC/AIME/Olympiad counting and probability problems? Check out Art of Problem Solving's Intermediate Counting & Probability by David Patrick.



There are 2 levels of subject classes. Grade level and extracurricular programs of similar difficulty are listed below.

Introduction: Grades 7 through 10; MATHCOUNTS/AMC-10.
Intermediate: Grades 9 through 12; AMC-12/AIME.

For students interested in advanced AIME preparation and Olympiad training, we strongly recommend our Worldwide Online Olympiad Training.

Course list:

Introduction to Number Theory
Introduction to Counting & Probability
Introduction to Geometry

Intermediate Algebra
Intermediate Trigonometry/Complex Numbers
Intermediate Counting & Probability
Intermediate Number Theory Seminar* (This is an 8-week/12 class-hour course without problem sets.)

Cost: Varies by course; see Enrollment page for details.

Introduction to Number Theory
Description

Fundamental principles of number theory, including primes and composites, divisors and multiples, divisibility, remainders, modular arithmetic, and number bases.

Diagnostic Tests
Class Outline Week 1: Integers, Primes & Composites; Divisibility Relationships
Week 2: Prime Factorization and Relationships; Counting Divisors
Week 3: Divisor Counts and Products, Special Numbers, Units Digits
Week 4: Base Numbers
Week 5: Base Number Arithmetic; Introduction to Diophantine Equations
Week 6: Repeating Decimals
Week 7: Modular Arithmetic -- Residues, Congruence, Addition, and Subtraction
Week 8: Modular Arithmetic -- Multiplication and Divisibility
Week 9: Modular Arithmetic -- Alternative to Division
Week 10: Linear Congruences
Week 11: Systems of Linear Congruences
Week 12: Challenging Problems in Number Theory
Next Offering June, 2007

Introduction to Counting & Probability
Description

(Formerly MATHCOUNTS/AMC Counting & Probability) Basic and intermediate counting concepts, including casework, multiplication, permutations, combinations, Pascal's triangle, probability, combinatorial identities, and the Binomial Theorem.

Diagnostic Tests
Class Outline Week 1: 1, 2, 3; Addition; Venn Diagrams; Multiplication
Week 2: Casework, Construction, Restrictions
Week 3: Overcounting, Combinations
Week 4: Using Combinations; Distinguishability
Week 5: Piles of Counting Problems
Week 6: Introduction to Probability
Week 7: P(not A); Multiplication and Probability
Week 8: Think About It; Geometric Probability
Week 9: Pascal's Triangle
Week 10: Hockey Stick Identity
Week 11: Binomial Theorem
Week 12: Problems, Problems, and More Problems
Next Offering Winter/Spring 2008

Introduction to Geometry
Description

An introduction to the concepts of geometry, including triangle similarity and congruence, complicated area problems, special quadrilaterals, the art of angle chasing, power of a point, 3-dimensional geometry, and geometric proofs. Please note: This is a 24-week course.

Diagnostic Tests
Class Outline Week 1: Angles
Week 2: Congruent Triangles
Week 3: Area
Week 4: Similar Triangles
Week 5: Right Triangles
Week 6: Special Parts of a Triangle
Week 7: Quadrilaterals
Week 8: Polygons
Week 9: Inequalities
Week 10: Circles & Funky Areas
Week 11: Circles and Angles
Week 12: Power of a Point; Circle Problems
Week 13: 3-D Solid Geometry
Week 14: 3-D Curved Surfaces
Week 15: Transformations
Week 16: Coordinate Geometry
Week 17-18: Problem Solving Strategies in Geometry
Next Offering Fall 2007

Algebra 3
Description

Algebraic subjects covered include polynomials, functions, logarithmic equations, clever substitutions of variables, systems of equations, symmetric sums, advanced factoring methods, and binomial expansion.

Diagnostic Tests
Class Outline Week 1: Advanced Quadratic Equations
Week 2: Substitution Methods
Week 3: Properties of Functions and Their Graphs, Synthetic Division
Week 4: Polynomials
Week 5: More Substitution; Arithmetic Sequences and Series
Week 6: Geometric Series, Telescoping, Difference Equations
Week 7: Binomial Expansion, Advanced Factorization, Roots of Unity
Week 8: Systems of Equations
Week 9: Piecewise Functions; Greatest/Least Integer Functions
Week 10: Logarithms and Exponents
Week 11: Functional Equations
Week 12: Selected Olympiad Problems
Next Offering TBA

Precalculus
Description

Introduction and evaluation of trigonometric functions, trigonometric identities, complex numbers, exponential form of complex numbers, De Moivre's Theorem, geometric representation of complex numbers, roots of unity.

Diagnostic Tests
Class Outline Week 1: Basic Trigonometry
Week 2: Trigonometric Identities I
Week 3: Trigonometric Identities II
Week 4: Laws of Sines and Cosines
Week 5: Geometry with Trigonometry
Week 6: Challenging Problems
Week 7: Introduction to Complex Numbers and the Complex Plane
Week 8: DeMoivre's Theorem, cis, Re{z}, and Im{z}
Week 9: Exponential Form
Week 10: Roots of Unity and Polynomials
Week 11: Geometry with Complex Numbers
Week 12: Challenging Problems
Next Offering June, 2007

Intermediate Counting & Probability
Description

Counting subjects covered include clever one-to-one correspondences, principle of inclusion-exclusion, generating functions, combinatorics, recursion, conditional probability.

Diagnostic Tests
Class Outline Week 1: Conditional Probability
Week 2: Conditional Probability & Constructive Approach to Counting
Week 3: Constructive Expectations & 1 to 1 Counting
Week 4: Using Correspondence to Count
Week 5: Distributions
Week 6: Recursion
Week 7: The Catalan Numbers
Week 8: Combinatorial Identities
Week 9: Principle of Inclusion-Exclusion (PIE)
Week 10: PIE as a State of Mind
Week 11: Generating Functions
Week 12: Using Generating Functions with Partitions
Next Offering Fall 2007

Intermediate Number Theory Seminar
Description

An 8 week problem solving seminar (no exams) with number theory using algebraic and counting approaches. Topics also include Diophantine equations (Pell equations), Fermat's Little Theorem, the Phi Function, and Euler's Theorem.

Diagnostic Tests
Class Outline Week 1: Algebraic Methods of Number Theory
Week 2: Base Numbers with Modeling
Week 3: Divisibility with Algebra; Counting/Parity Tactics
Week 4: Divisors with Algebra
Week 5: Diophantine Equations
Week 6: Modular Arithmetic with Algebra
Week 7: Perfect Squares
Week 8: Fermat's Little Theorem, Phi Function, Euler's Theorem
Next Offering Winter/Spring 2008


Want to learn how to tackle those tough AMC/AIME/Olympiad algebra problems? Check out Art of Problem Solving's Intermediate Algebra by Richard Rusczyk and Mathew Crawford. Over 1600 problems!
© Copyright 2008 AoPS Incorporated. All Rights Reserved. • FoundationPrivacyContact Us