Welcome to the Mathematics OER Smart Library! Our library offers a diverse range of materials—including videos, infographics, games, presentations, animations, and more—covering topics such as algebra, calculus, geometry, statistics, and probability. These resources are available in seven languages: English, Estonian, German, Portuguese, Romanian, Catalan, and Spanish. Additionally, our library includes materials accessible to visually impaired and color-blind individuals. These resources are designed to support educators, students, and researchers in secondary, vocational, and higher education institutions.

Random OERs:

15.12 detA+/-detB=k, solves for x (3×3) (10)

EngiMath Project

OER Preview To the OER

12.10 OEL – Reverse Operation (10)

EngiMath Project

OER Preview To the OER

12.02 Triar les operacions elementals (per formula) (4)

EngiMath Project

OER Preview To the OER

Total number of OERs published so far:

3621

To explore and utilize these materials, navigate through our categorized sections or use the search function to find specific OERs of interest.

Title

22. Matriu Adjunta i la seva relació amb la Matriu Inversa

Authors

EngiMath Project

Educational level

Higher Education

Level

medium

Description

Lliçó interactiva SCORM amb exemples i preguntes. NOTA: Requereix un plugin/programari específic per a editar.

Licence

CC-BY

Type

Tutorial

Category

Linear algebra – Matrix calculus

Keywords

Matriu Adjunta, Matriu inversa

Tags

EngiMath, UPC, Gate2Math

File
ENG-572-SCM-CA.zip

Details

Updated: August 22, 2025 at 9:48 pm



Average rating

Title

23. Sistema d’equacions lineals – Introducció

Authors

EngiMath Project

Educational level

Higher Education

Level

medium

Description

Lliçó interactiva SCORM amb exemples i preguntes. NOTA: Requereix un plugin/programari específic per a editar.

Licence

CC-BY

Type

Tutorial

Category

Linear algebra – Linear systems

Keywords

Equació lineal, sistemes homogenis, classificació

Tags

EngiMath, UPC, Gate2Math

File
ENG-573-SCM-CA.zip

Details

Updated: August 22, 2025 at 9:48 pm



Average rating

Title

24. Resolució de sistemes a través de la matriu inversa

Authors

EngiMath Project

Educational level

Higher Education

Level

medium

Description

Lliçó interactiva SCORM amb exemples i preguntes. NOTA: Requereix un plugin/programari específic per a editar.

Licence

CC-BY

Type

Tutorial

Category

Linear algebra – Linear systems

Keywords

Sistemes d’equacions lineals, Matriu d’un sistema, Inversa, Equació matricial

Tags

EngiMath, UPC, Gate2Math

File
ENG-574-SCM-CA.zip

Details

Updated: August 22, 2025 at 9:48 pm



Average rating

Title

25. Mètode de Cramer per a resoldre sistemes

Authors

EngiMath Project

Educational level

Higher Education

Level

medium

Description

Lliçó interactiva SCORM amb exemples i preguntes. NOTA: Requereix un plugin/programari específic per a editar.

Licence

CC-BY

Type

Tutorial

Category

Linear algebra – Linear systems

Keywords

Determinant principal, Cramer, Matriu del sistema

Tags

EngiMath, UPC, Gate2Math

File
ENG-575-SCM-CA.zip

Details

Updated: August 22, 2025 at 9:48 pm



Average rating

Title

26. Resolució de sistemes per Gauss-Jordan

Authors

EngiMath Project

Educational level

Higher Education

Level

medium

Description

Lliçó interactiva SCORM amb exemples i preguntes. NOTA: Requereix un plugin/programari específic per a editar.

Licence

CC-BY

Type

Tutorial

Category

Linear algebra – Linear systems

Keywords

Matriu ampliada del sistema, matriu esglaonada, sistemes indeterminats, Gauss-Jordan

Tags

EngiMath, UPC, Gate2Math

File
ENG-576-SCM-CA.zip

Details

Updated: August 22, 2025 at 9:48 pm



Average rating

Title

01. Matrices – Introducción

Authors

EngiMath Project

Educational level

Higher Education

Level

medium

Description

Presentación PPT – Clase completa con ejemplos de aplicación.

Licence

CC-BY

Type

Tutorial

Category

Linear algebra – Matrix calculus

Keywords

Matriz, elementos de una matriz, filas y columnas

Tags

EngiMath, UPC, Gate2Math

File
ENG-501-PRE-ES.pptx

Details

Updated: August 23, 2025 at 8:19 am



Average rating

Title

02. Clasificación/nombres de matrices según la medida

Authors

EngiMath Project

Educational level

Higher Education

Level

medium

Description

Presentación PPT – Clase completa con ejemplos de aplicación.

Licence

CC-BY

Type

Tutorial

Category

Linear algebra – Matrix calculus

Keywords

Matriz cuadrada y rectangular, matriz vector

Tags

EngiMath, UPC, Gate2Math

File
ENG-502-PRE-ES.pptx

Details

Updated: August 23, 2025 at 8:19 am



Average rating

Title

03. Nombres de matrices según restricciones de elementos (básico)

Authors

EngiMath Project

Educational level

Higher Education

Level

medium

Description

Presentación PPT – Clase completa con ejemplos de aplicación.

Licence

CC-BY

Type

Tutorial

Category

Linear algebra – Matrix calculus

Keywords

Matriz triangular, matriz diagonal, matriz identidad, matriz escalar, matriz nula

Tags

EngiMath, UPC, Gate2Math

File
ENG-503-PRE-ES.pptx

Details

Updated: August 23, 2025 at 8:19 am



Average rating

Title

04. Matrices iguales y Operaciones con Matrices – Suma

Authors

EngiMath Project

Educational level

Higher Education

Level

medium

Description

Presentación PPT – Clase completa con ejemplos de aplicación.

Licence

CC-BY

Type

Tutorial

Category

Linear algebra – Matrix calculus

Keywords

Igualdad de matrices, suma, propiedades

Tags

EngiMath, UPC, Gate2Math

File
ENG-504-PRE-ES.pptx

Details

Updated: August 23, 2025 at 8:21 am



Average rating

Title

05. Operaciones con Matrices – Producto por escalares

Authors

EngiMath Project

Educational level

Higher Education

Level

medium

Description

Presentación PPT – Clase completa con ejemplos de aplicación.

Licence

CC-BY

Type

Tutorial

Category

Linear algebra – Matrix calculus

Keywords

Producto por un escalar, propiedades

Tags

EngiMath, UPC, Gate2Math

File
ENG-505-PRE-ES.pptx

Details

Updated: August 23, 2025 at 8:21 am



Average rating