
Explore automorphic Green's functions on spin Shimura varieties and their connection to motivic cohomology classes, with insights into Birch-Swinnerton-Dyer and Beilinson-Bloch conjectures.

Explore logic and decidability in programming languages. Gain insights into theories of arithmetic, linear real rings, and state machines. Discover new minimization algorithms and their applications.

Comprehensive tutorial covering basic arithmetic operations, fractions, percentages, exponents, and algebraic concepts. Includes practice problems and mental math techniques for rapid skill improvement.

Learn quick mental math techniques for basic arithmetic operations, enhancing calculation speed and accuracy without relying on calculators.

Explore quick estimation techniques for everyday math problems without a calculator. Learn engaging methods for mental calculations, conversions, and probability assessments with amusing anecdotes and practical tips.

Discover the power of visual mathematics with Professor James S. Tanton, exploring innovative problem-solving techniques across various mathematical fields through engaging graphics and practical projects.

Explores the divide between exact and approximate theories in pure mathematics, challenging conventional views on arithmetic, algebra, topology, and number theory, including the Riemann Hypothesis.

Explore a new framework for arithmetic using multisets, introducing natural numbers, polynumbers, and multinumbers. Learn innovative definitions and operations that offer profound insights into mathematical structures.

A comprehensive review of fundamental mathematical concepts and terminology for university-level math, covering number systems, arithmetic operations, fractions, and basic number theory.

Comprehensive exploration of index laws, covering various bases and practice problems. Enhances understanding through examples and introduces an additional law relating powers with different bases.

Explore the evolution of decimal numbers, infinitesimals, and complex numbers in mathematics. Delve into Stevin's contributions, calculus challenges, and modern perspectives on real and complex numbers.

Exploring differential geometry in finite fields, introducing arithmetic in prime fields, polynomial operations, and tangent conics to cubics. Highlights unique patterns and combinatorial structures in finite calculus.

Challenges modern pure mathematics' reliance on "fake arithmetic," proposing alternative approaches to calculus without infinite processes and calling for sociological analysis of mathematical practices.

Learn a novel approach to adding larger sums using open numbers, focusing on a big end approach. Discover advantages and practice approximating sums by finding ranges for answers.

Learn a simple method for making change by counting up, strengthening mental arithmetic skills without subtraction. Ideal for young students and Monopoly players.

Explore arithmetic using money to connect math with the real world. Learn a novel number representation system and understand the "Problem of Carrying" in traditional numerals.

Explore the fundamentals of weight measurement, from ancient techniques to modern systems. Learn about scales, metric units, and practical applications in everyday life and science.

Explore natural numbers through multisets, examining addition, union, and intersection operations. Discover unique properties, including a new distributive law that forms the basis for tropical calculus.

Exploring base-10 arithmetic using vexels, extending from binary to decimal systems. Covers addition, multiplication, and Hindu-Arabic numerals, providing insights into foundational mathematics.

Explores three approaches to Hindu Arabic numerals, examining their mathematical foundations and practical applications in arithmetic and number representation.

Explore the fundamental dichotomy underlying mathematics, challenging traditional views on natural numbers and geometry to uncover the core essence of mathematical thinking.