- Lectures on Integral Equations
- Lectures on Measure and Integration
- Lectures on Modular Forms
- Lectures on Ordinary Differential Equations
- Lectures on Partial Differential Equations
- Lectures on the Calculus of Variations
- Lectures on the Coupling Method
- Lectures on the Mathematical Method in Analytical Economics
- Lectures on the Philosophy of Mathematics
- Leg og lær
- Length for First Graders
- Length for Second Graders
- Lenguaje de las Matemáticas
- Leonardo
- Lernen wieder lernen
- Les diagonales de l'infini
- Les Fractions au clair
- Les fractions équivalentes
- Les levures
- Les mathématiques
- Les Merveilles du calcul
- Les modèles mathématiques sont-ils des modèles à suivre ?
- Les nombres décimaux
- Les nombres décimaux équivalents
- Les projets partagés
- Les projets partagés / The shared projects
- Les tactiques de Chronos
- Let's Play Math
- Let's Play Math Sampler
- Let's Review Regents: Algebra I Revised Edition
- Let's Review Regents: Algebra II Revised Edition
- Let's Review Regents: Geometry Revised Edition
- Letras, números e incógnitas: estudio de las voces aritmético-algebraicas del Renacimiento
- Leveled Texts for Mathematics: Algebra and Algebraic Thinking
- Leveled Texts for Mathematics: Data Analysis and Probability
- Leveled Texts for Mathematics: Fractions, Decimals, and Percents
- Leveled Texts for Mathematics: Geometry
- Leveled Texts for Mathematics: Measurement
- Leveled Texts for Mathematics: Number and Operations
- Levels of Infinity
- Leveled Texts for Mathematics: Number and Operations
- Levels of Infinity
- Lewis Carroll in Numberland
- Leyes de los exponentes-Charly Prof.
- Lezioni sui fondamenti della matematica
- Liberated Time
- Libido sciendi - Le savant, le désir, la femme
- Lie Algebras
- Lie Groups, Lie Algebras, and Some of Their Applications
- Lie Groups: Questions and Answers
- Lie Groups: Questions and Answers (2020 Edition)
- Liens qui existent entre des nombres décimaux et des fractions
- Lightons from Stars Created in Black Holes React with Atoms to Interconnect Universal Gravity
- Limits and Continuity (Calculus) Engineering Entrance Exams Question Bank
- Linear Algebra
- Linear Algebra and Group Theory
- Linear Algebra and Matrix Theory
- Linear Algebra and Projective Geometry
- Linear Algebra Problem Solver (REA)