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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.
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Symbolab Math Solver:
This site allows the user to enter in a wide variety of math problems. The computer solves the problem and shows the relevant steps. It have a user friendly math equation editor and an abundance of examples.
New Materials
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Diagonalize Matrix Calculator - eMathHelp
The calculator will diagonalize the given matrix, with steps shown.
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Eigenvalue and Eigenvector Calculator - eMathHelp
The calculator will find the eigenvalues and eigenvectors of the given square matrix, with steps shown.
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Characteristic Polynomial Calculator - eMathHelp
The calculator will find the characteristic polynomial of the given matrix, with steps shown.
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Gram-Schmidt Calculator - eMathHelp
This calculator will orthonormalize the set of vectors using the Gram-Schmidt process, with steps shown.
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Notes and Practice Problems for OpenStax Calculus I
The following notes and practice problems are ancillary materials for OpenStax Calculus Volume 1. Topics include: Limit...
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Camps conservatius
Camps vectorials conservatius
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Canvi de variables en integració múltiple
Aquesta presentació preten ser una introducció als conceptes i resultats bàsics en canvi de variables aplicats a...
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Ejemplos de integracion aproximada
Después de recordar las fórmulas correspondientes a los métodos de los rectángulos, trapecios y Simpson, se pasa a...
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Una introduccion a la interpolacion segmentaria con Matlab: comando spline
Se indican los posibles problemas que pueden surgir en la interpolación polinómica y cómo una interpolación polinómica...
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Una introduccion a la interpolacion polinomica con Matlab
En este objeto se describe cómo diseñar trayectorias polinómicas que pasen por un conjunto de puntos (x,y) del plano...
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Una introduccion al ajuste polinómico de datos por mínimos cuadrados, utilizando Matlab
Se explica en qué consiste el ajuste de datos a trvés de la búsqueda de un polinomio que minimice el error mínimo...
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Formas Escalonadas
En el video se definen los conceptos de matriz en forma escalonada y matriz en forma escalonada reducida por filas y se...
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Cálculo de límites: El criterio de Stolz
Se presenta el método de Stolz para el cálculo de límites de determinadas sucesiones. Se analizan ejemplos y los errores...
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Convergencia de Series: Teoremas de Comparación
Iniciación al estudio de la convergencia de las series numéricas de números reales, en este caso positivos, mediante el...
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Cálculo de límites de sucesiones: El criterio del Sandwich
Descripción y uso del criterio del Sandwich para cálculo de límites de sucesiones. Corrección de errores comunes
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Matrices Elementales
Se introducen los conceptos de operaciones elementales y matrices elementales y se muestran ejemplos que clarifican ambos...
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Algorisme de Gauss-Jordan
Descripció de l'algorisme de reducció de Gauss-Jordan per a obtenir la forma esglaonada reduïda d'una matriu.
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Teorema de Rouché
Presentació i justificació del teorema de Rouché, per discutir un sistema lineal a partir dels rangs de les matrius de...
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La factorització LU
Descripció de la factorització LU d'una matiru quadrada,
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La factorització LU. Càlcul simultani de les matrius L i U
Descripció d'un parell de mètodes per calcular la matriu L al mateix temps que es calcula la matriu U
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Producte d'inverses i caracteritzacions de la invertibilitat
Càlcul de les inverses de les matrius elementals. Propietats del producte d'inverses. Diverses caracteritzacions de les...
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Cálculo de dominios de funciones reales.
Este objeto de aprendizaje esta dedicado al cálculo de dominios de funciones reales.
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¿Cómo justifico que una igualdad de conjuntos no es valida?
El objetivo de este vídeo es comentar el concepto de contraejemplo y aplicarlo a expresiones de la teoría de conjuntos....
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Inecuaciones con valores absolutos. Funciones acotadas inferiormente.
En este objeto de aprendizaje se resuelven ejercicios de inecuaciones con valores absolutos.
New Members
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Gregory HollingsworthUniversity of Memphis -
Fernando CarreonDrexel University
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Nishma NairNone
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Stephanie MaganaCalifornia State University, Bakersfield
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garry smithgarry
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Carlos GarciaCalifornia State University, Bakersfield
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Pat SchubertSaddleback College
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Ellen CarrDelaware State University
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David LiaoNone
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Andrew StacyGood Calculators
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Brittney Gillespie-PorterTexas Southmost College (University of Texas-Brownsville)
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MARÍA DEL CARMEN VELASCOToluca
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Renata BartolomeuUFSJ
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G HartUniversity of Pittsburgh - Greensburg
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Robert HohnMamaroneck High School
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Harshita MalhotraTeacher
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kingboo woodNone
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David WilsonMother Patern College
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Andrew BoyeCuyamaca College
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Marlene PerezProffesor
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NASEER AHMEDNIZWA COLLEGE OF TECHNOLOGY, NIZWA
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Liliana SaidonLiliana
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Carlos CanasFlorida Memorial College
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donald hardyUnknown
Materials by Discipline
- Algebra and Number Theory (578)
- Analysis (111)
- Applied Mathematics (402)
- Calculus (466)
- Developmental Mathematics (458)
- Differential Equations (147)
- Discrete Mathematics (231)
- Dynamical Systems (40)
- Foundations of Mathematics (123)
- General and Liberal Arts Math (253)
- Geometry and Topology (225)
- Mathematical Modeling (75)
- Mathematics Publishing Tools (31)
- Numerical Analysis (56)
- Pre-Calculus Mathematics (330)
Mathematics on the Web
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Young Influentials 2019
Sep 18, 2019 11:00 AM PDT
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Unlock your smartphone with earbuds
Sep 18, 2019 10:26 AM PDT
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Mathematics department charts a new course for college algebra
Sep 18, 2019 09:52 AM PDT
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Maryville College professor presents art exhibit: “New Things”
Sep 18, 2019 08:56 AM PDT
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Could new-look protractor help confused pupils?
Sep 18, 2019 07:15 AM PDT
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Here's Why Average Rifle Groups Have Shrunk in the Last 10 Years
Sep 18, 2019 07:11 AM PDT
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Return to the MAC: Thousands of IUPUI students count on mathematics center for help
Sep 18, 2019 06:30 AM PDT
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His View: College degrees and the uneducation of America
Sep 18, 2019 06:18 AM PDT
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Opinion: The psychology behind taking dirty money from Jeffrey Epstein
Sep 18, 2019 06:07 AM PDT
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Automotive Variable Geometry Turbocharger Market 2019: Global Standardization By Vendors ...
Sep 18, 2019 05:44 AM PDT
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Borderlands 3's Bosses Bring Out Its Best
Sep 18, 2019 05:11 AM PDT
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An eco-friendly method for the synthesis of cinnamaldehyde
Sep 18, 2019 04:48 AM PDT
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Global Hand Geometry Biometrics Market To Grow At A Faster Pace By 2029 With Top Key Players ...
Sep 18, 2019 04:26 AM PDT
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First Years: The New Magis Core is Nothing to Stress About
Sep 18, 2019 02:22 AM PDT
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7+ Great Math-Related YouTube Channels for Math Maniacs
Sep 18, 2019 01:26 AM PDT
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Global Track Geometry Measurement System Market Revenue, Growth Rates, and Industry ...
Sep 18, 2019 12:18 AM PDT
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Hand Geometry Biometric | Industries | Marketresearchnest.Com Global
Sep 17, 2019 11:33 PM PDT
Mathematics on Twitter
- RT @MissVRiveraQ: It’s fellowship season soon! Check out this amazing 😍post by @vindas_melendez: #Fellowships, #Grants, and Awards: Advice…2 hours ago | amermathsoc
- Thank you for your Graduate Student Blog post, @vindas_melendez! twitter.com/vindas_melende…4 hours ago | amermathsoc
- There is still time to submit nominations for several MAA writing, teaching, and service awards by Oct 1. Learn mor… twitter.com/i/web/status/1…5 hours ago | maanow
- Online Professional Development: 3 Ways to Keep Faculty Coming Back for More @Campus_Tech buff.ly/2Ar8Tv1 https://t.co/8ozhONtwBn, photo: pic.twitter.com/8ozhONtwBn7 hours ago | MERLOTorg
- This deserves a pat on the back . . . twitter.com/PRNews/status/…8 hours ago | NSF_MPS
- RT @BatistaPgh: @mathyawp @amermathsoc My husband was talking to a graduate student last night and encouraged that “anyone who can do math…9 hours ago | amermathsoc
- RT @mathyawp: “Should I quit mathematics?” My personal advice to any grad student who’s thought about leaving their PhD program. Advice app…9 hours ago | amermathsoc
- "To achieve gender parity in some professions, direct intervention is needed." #WomeninSTEM #STEM hrdive.com/news/study-wom…11 hours ago | maanow
- Celebrating #HispanicHeritageMonth Today on Latinxs & Hispanics in #Math Sciences: Maria Mercedes Franco, assoc pro… twitter.com/i/web/status/1…11 hours ago | amermathsoc