Digital library
Textbooks, references and open learning resources.

External
Calculus
Gregory Hartman et al. · Virginia Military Institute
In the contents: 4.04: Differentials · 9.02: Parametric Equations · 9.03: Calculus and Parametric Equations

External
CCSF Calculus II – Integral Calculus
Kendra Lockman · City College of San Francisco
In the contents: 06: Parametric Equations and Polar Coordinates · 6.01: Parametric Equations · 07: Introduction to Differential Equations

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A First Journey Through Linear Algebra
LibreTexts
In the contents: 01: Systems of Equations · 1.01: Systems of Equations Geometry · 1.02: Systems of Equations Algebraic Procedures

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MATH 2514 Calculus III
LibreTexts
In the contents: 11.5: Equations of Lines and Planes in Space · 11.5E: Exercises for Equations of Lines and Planes in Space · 13.4: Tangent Planes, Linear Approximations, and the Total Differential
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Electromagnetics and Applications
David H. Staelin · Massachusetts Institute of Technology
In the contents: 2.01: Maxwell’s differential equations in the time domain · 2.03: Maxwell’s equations, waves, and polarization in the frequency domain · 2.04: Relation between integral and differential forms of Maxwell’s equations

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Thermodynamics and Statistical Mechanics
Daniel Arovas · UC San Diego
In the contents: 2.03: Mathematical Interlude - Exact and Inexact Differentials · 8.07: The Equations of Hydrodynamics

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MA148: Calculus with Applications
Benjamin Bunck · Butler Community College
In the contents: 3.09: Differential Equations

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Math 3B: Calculus II v.2 (Sklar)
Max Sklar · Mission Colllege
In the contents: 06: Introduction to Differential Equations · 6.00: Prelude to Differential Equations · 6.01: Basics of Differential Equations

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Calculus - Early Transcendentals
LibreTexts · LibreTexts
In the contents: 3.10: Linear Approximations and Differentials · 09: Differential Equations · 9.01: Modeling with Differential Equations

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Calculus I: Differential Calculus
Doli Bambhania, Rani Fischer, Lisa Mesh & Danny Tran · De Anza College
In the contents: 4.02: Linear Approximations and Differentials · 05: Differential Calculus with Parametric Curves · 5.01: Parametric Equations

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Calculus
Eric Hutchinson · College of Southern Nevada
In the contents: 3.11: Linearization and Differentials · 7.02: Exponential Change and Separable Differential Equations · 10: Parametric Equations and Polar Coordinates

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Street-Fighting Mathematics
Sanjoy Mahajan · Olin College of Engineering
In the contents: 3.04: Analyzing differential equations- The spring-mass system

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Math 26: Introduction to Linear Algebra
Kenn Huber · Irvine Valley College
In the contents: 01: Systems of Linear Equations · 1.01: Systems of Linear Equations · 1.3.02: Vector Equations and Spans

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Math C180: Calculus I
Chau D Tran · Coastline College
In the contents: 4.08: Parametric Equations · 4.09: Derivatives of Parametric Equations · 4.11: Linear Approximations and Differentials

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Microwave and RF Design II - Transmission Lines
Michael Steer · North Carolina State University
In the contents: 1.05: Maxwell's Equations · 5.10: Differential and Common Modes

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Linear Algebra
David Cherney, Tom Denton, & Andrew Waldron · University of California, Davis
In the contents: 02: Systems of Linear Equations · 2.05: Solution Sets for Systems of Linear Equations · 6.03: Linear Differential Operators

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Calculus for Engineering Technology
Vismar Jay Alfaro · University of Science and Technology of Southern Philippines- Jasaan
In the contents: 1.03: Quadratic Equations · 1.05: Quadratic Equations with Complex Roots · 1.09: Rational Equations

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Conceptual Physics
Benjamin Crowell · Fullerton College
In the contents: 11.07: Gauss' Law In Differential Form · 12.04: Ampere's Law In Differential Form (Optional) · 12.06: Maxwell's Equations

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Informal Calculus with Applications to Biological and Environmental Sciences
Tyler Seacrest · University of Montana Western
In the contents: 05: Differential Equations · 5.03: Introduction to Differential Equations · 5.04: Homework- Introduction to Differential Equations

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Computational Physics
Y. D. Chong · Nanyang Technological University
In the contents: 4.02: Linear Equations · 07: Finite-Difference Equations · 7.02: Discretizing Partial Differential Equations