Mathematics Community Portal
Welcome – From the Editor
Welcome to the Mathematics Portal. Here you will find some of the best mathematics resources hosted on the Internet. We hope you find what you are looking for as you browse through the wealth of resources that will supplement your mathematics teaching and learning. The mathematics editorial board uses the same form for peer reviewing as is used for faculty development. It can be found here: Peer Review Form.
New Materials

CCCOER Faculty Dialogue : Math
To celebrate Open Education Week, CCCOER held five 45minute webinars, one per day, where faculty in a specific...

ChinaXiv.org 中国科学院科技论文预发布平台
ChinaXiv is an open repository and distribution service for scientific researchers in the field of natural science, which...

Math Active Learning Lab: Math 92 Notebook
This course notebook has been designed for students of Math 92 (Algebra Prep II) at the University of North Dakota. It...

Math Active Learning Lab: Math 93 Notebook
This course notebook has been designed for students of Math 93 (Algebra Prep III) at the University of North Dakota. It...

Elementary Set Theory
This text is appropriate for a course that introduces undergraduates to proofs. The material includes elementary symbolic...

APEX Calculus: UND Edition
This text comprises a three–volume series on Calculus. The first part covers material taught in many “Calculus 1”...

OpenStax CNX  Mathematics
OpenStax CNX Library  mathematics section consist of a collections of open acces math resources.

PreCalculus Workbook
In this course, we will study many types of functions. Functions are mathematical objects that for each input provide...

Linear Algebra
This is a linear algebra course developed by OhioLink. The topics include: Topic 1  Basic Vector Proficiency Topic 2...

Mathematics Fundamentals
This book is an introduction to basic mathematics and is intended for students who need to reach the minimum level of...

AMS Open Math Notes
It is an online repository of freely downloadable mathematical works in progress hosted by the American Mathematical...

Keisan Online Calculator for Math and Science
Keisan Online Calculator site is provided and supported by Casio Computer Co., Ltd. This site contains various Free...

Shiny Circus
The Shiny Circus is in town and Charlie, Alice and Ralph are off to the show! Charlie helps the clowns prepare for their...

Quick Fractions
Hate fractions? That’s ok! Quick Fractions is here to help you master one of the most troublesome areas of mathematics!...

Math 083 OER Lesson Packet
This is a lesson book for a Math Literacy/Quantitative Reasoning course which is designed for students to write in and...

De Gruyter: Open Access Journals
De Gruyter publishes fully open access journals across Science, Technology, Mathematics (STM) and Humanities, Social...

IEEE Access: The Multidisciplinary Open Access Journal
The Institute of Electrical and Electronics Engineers (IEEE) Access is an awardwinning multidisciplinary, all electronic...

Mathematics Textbooks  College Open Textbooks
This site has links to over 100 open mathematics textbooks. It is part of a larger collection of open textbook links for...

Direction Field Plotter
This site contains a siple applet that plots direction fields for simple first order differential equations of the form...

Inverse Matrix Calculator
This site contains a tool (calculator) that will find the inverse of the square matrix using the Gaussian elimination...

Solving Systems of linear equations
This site contains a calculator that solves Systems of Linear Equations using Gaussian Elimination Method, Inverse Matrix...

Partial differential equations and operators Fundamental solutions and semigroups Part II
In this book, which is basically selfcontained, we concentrate on partial differential equations in mathematical physics...

A Concise Introduction to Ordinary Differential Equations
This book covers standard topics of a first (theoretically oriented) course in ordinary differential equations. It is...

CalcPlot3D
CalcPlot3D is a multivariable calculus visual exploration tool that allows the user to graph points, vectors, curves,...
New Members

Brian ParedesINACAP Universidad Tecnológica de Chile

Lesya ZhukovskaSouthwestern College

Selcuk GuncuParagon Science Academy

nicolas cifuentesINACAP Universidad Tecnológica de Chile

Gerardo JaraINACAP Universidad Tecnológica de Chile

Peggy Edensalecianos

Kevin CallahanCalifornia State University, East Bay

Juan RiveraINACAP Universidad Tecnológica de Chile

Steven CarusoBlessed Sacrament School

Donna PackardinLas Vegas

Luis Rolando Muñoz GarayINACAP Universidad Tecnológica de Chile

liezel bayronDaniel R. Aguinaldo NHS

Jeff LeFaveNortheast Metro Tech, Wakefield MA

Chelsy SchnabelIndiana State University

Mary WallMontgomery College

Kristina GillWest Texas AandM University

Jasmine WilsonJasminewilson

Mark TregoTremar Group

Yulian GolodnykhCourse Hero

Allicyn GarrettWilliam Tell Elementary

Jennifer BrügglerUibk Innsbruck

Jada SpeersWrightwood Elementary School

Katie WilkenRapid City Christian School

Wendy BarnettCommunity Learning West
Materials by Discipline
 Algebra and Number Theory (574)
 Analysis (109)
 Applied Mathematics (90)
 Calculus (462)
 Developmental Mathematics (476)
 Differential Equations (147)
 Discrete Mathematics (229)
 Dynamical Systems (41)
 Foundations of Mathematics (117)
 General and Liberal Arts Math (251)
 Geometry and Topology (222)
 Mathematical Modeling (76)
 Mathematics Publishing Tools (31)
 Numerical Analysis (55)
 PreCalculus Mathematics (348)
Mathematics on the Web

The unadorned geometry of Lopez buildings and how it embodied postwar hope
Mar 25, 2019 08:46 AM UTC

March 25 Letters to the Editor
Mar 25, 2019 08:03 AM UTC

After Being Open Sourced, Windows 10 Calculator Getting The Ability To Generate Graphs For ...
Mar 25, 2019 06:45 AM UTC

Seven key arterial Delhi roads to be redisgned
Mar 25, 2019 03:57 AM UTC

Letter: District hurts itself by mistreating teacher
Mar 25, 2019 03:56 AM UTC

SSC paper leaks: Brave tutor who blew the whistle collected evidence through WhatsApp
Mar 25, 2019 01:41 AM UTC

Don't like trigonometry? Then you're just like Hitler, says Japanese high school English teacher
Mar 25, 2019 12:56 AM UTC

Matrix Algebra Framework for Portable, Scalable and Efficient Query Engines for RDF Graphs
Mar 25, 2019 12:01 AM UTC

Summit Country Day School students compete at UC Math Bowl
Mar 24, 2019 08:26 PM UTC

Windows 10 Calculator Will Get The Ability To Graph Math Equations
Mar 24, 2019 08:15 PM UTC

Image processing structural Tensor Equation
Mar 24, 2019 04:06 PM UTC

Neil Armstrong got a C in calculus, and it didn't stop him from becoming the first man to walk on the ...
Mar 24, 2019 03:33 PM UTC

NAHBS 2019: Thomson Expands Its Horizons with Titanium Gravel Prototype
Mar 24, 2019 03:11 PM UTC

NBF expects to maintain strong asset quality levels
Mar 24, 2019 03:00 PM UTC

Modeling the largescale geometry of human coronary arteries
Mar 24, 2019 02:27 PM UTC

Dropping class from schedule catches attention of PHS students
Mar 24, 2019 01:18 PM UTC

Algebra II can be both barrier, necessity to student success
Mar 24, 2019 11:03 AM UTC

Future of 'Mahagathbandhan' and emerging trajectories of 2019 polls (Comment: Political Calculus)
Mar 24, 2019 06:11 AM UTC

Soon, Windows 10 Calculator will have builtin graphing capabilities
Mar 23, 2019 12:22 PM UTC
Mathematics on Twitter
 Check out @mathprofcarrie's interview with @mathbabedotorg on #MathValues. bit.ly/2Yd6rDa16 hours ago  maanow
 The cover of the latest issue of The College Mathematics Journal shows how to generate conic sections as envelopes… twitter.com/i/web/status/1…22 hours ago  maanow
 How is your #MarchMadness bracket? If you were to pick randomly, the probability of picking a perfect bracket is 1… twitter.com/i/web/status/1…1 day ago  maanow
 Almost a century ago, Italian mathematician Margherita Piazolla Beloch studied a fold and its associated geometry n… twitter.com/i/web/status/1…1 day ago  maanow
 Statisticians are putting forth a bold idea to ban the concept of “statistical significance” and embrace uncertaint… twitter.com/i/web/status/1…2 days ago  maanow
 Registration is open for the AMS Sectional Meeting at the University of Hawaii, Manoa. Be sure to visit the members… twitter.com/i/web/status/1…2 days ago  amermathsoc
 Learn about two small changes to MathSciNet in Edward Dunne's latest blog post at buff.ly/2TRlOCB.2 days ago  amermathsoc
 Grace Hopper received her MA & PhD @Yale. Her PhD dissertation was "New Types of Irreducibility Criteria". Photo co… twitter.com/i/web/status/1…2 days ago  amermathsoc
 "The Mathematics of Grace Hopper": Asher Auel looks at this pioneering computer scientist and decorated Naval offic… twitter.com/i/web/status/1…2 days ago  amermathsoc
 Check out this week's #FoundInMERLOT showcase: Making Open Textbooks  a video guide #OER #OpenTextbook… twitter.com/i/web/status/1…2 days ago  MERLOTorg