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:

Exercitii pentru Lectia 25: Sisteme de Ecuații Liniare – Metoda Cramer 25.2 Determinantul Sistemului

EngiMath

OER Preview To the OER

08.04 És possible? (8)

EngiMath Project

OER Preview To the OER

05.1 kA (STACK) (2)

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

LECȚIA 07 – Operații cu matrici – Transpusa unei matrici 7.2 Alege matricea transpusă (multiple choice)

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Teste de exersare pentru LECȚIA 07 – Operații cu matrici – Transpusa unei matrici 7.2 Alege matricea transpusă (multiple choice)

Licence

CC-BY

Type

Quiz/Knowledge Control

Category

Linear algebra – Matrix calculus

Keywords

matrices, XML, tests, Romanian

Tags

EngiMath, matrices, XML, Moodle, Romanian

File
ENG-042-XML-RO.zip

Details

Updated: April 15, 2025 at 6:24 am



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Title

LECȚIA 07 – Operații cu matrici – Transpusa unei matrici 7.3 Scrie A^T (STACK)

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Teste de exersare pentru LECȚIA 07 – Operații cu matrici – Transpusa unei matrici 7.3 Scrie A^T (STACK)

Licence

CC-BY

Type

Quiz/Knowledge Control

Category

Linear algebra – Matrix calculus

Keywords

matrices, XML, tests, Romanian

Tags

EngiMath, matrices, XML, Moodle, Romanian

File
ENG-043-XML-RO.zip

Details

Updated: April 15, 2025 at 6:24 am



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Title

LECȚIA 07 – Operații cu matrici – Transpusa unei matrici 7.5 Găsește (A±B)^T, A^T±B^T (STACK)

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Teste de exersare pentru LECȚIA 07 – Operații cu matrici – Transpusa unei matrici 7.5 Găsește (A±B)^T, A^T±B^T (STACK)

Licence

CC-BY

Type

Quiz/Knowledge Control

Category

Linear algebra – Matrix calculus

Keywords

matrices, XML, tests, Romanian

Tags

EngiMath, matrices, XML, Moodle, Romanian

File
ENG-044-XML-RO.zip

Details

Updated: April 15, 2025 at 6:25 am



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Title

LECȚIA 07 – Operații cu matrici – Transpusa unei matrici 7.6 Găsește (kA)^T-kA^T (STACK)

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Teste de exersare pentru LECȚIA 07 – Operații cu matrici – Transpusa unei matrici 7.6 Găsește (kA)^T-kA^T (STACK)

Licence

CC-BY

Type

Quiz/Knowledge Control

Category

Linear algebra – Matrix calculus

Keywords

matrices, XML, tests, Romanian

Tags

EngiMath, matrices, XML, Moodle, Romanian

File
ENG-045-XML-RO.zip

Details

Updated: April 15, 2025 at 6:25 am



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Title

LECȚIA 07 – Operații cu matrici – Transpusa unei matrici 7.7 Which of the following equalities are valid?

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Teste de exersare pentru LECȚIA 07 – Operații cu matrici – Transpusa unei matrici 7.7 Which of the following equalities are valid?

Licence

CC-BY

Type

Quiz/Knowledge Control

Category

Linear algebra – Matrix calculus

Keywords

matrices, XML, tests, Romanian

Tags

EngiMath, matrices, XML, Moodle, Romanian

File
ENG-046-XML-RO.zip

Details

Updated: April 15, 2025 at 6:25 am



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Title

LECȚIA 07 – Operații cu matrici – Transpusa unei matrici 7.8 Găsiți valorile numerelor reale x, y și z

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Teste de exersare pentru LECȚIA 07 – Operații cu matrici – Transpusa unei matrici 7.8 Găsiți valorile numerelor reale x, y și z

Licence

CC-BY

Type

Quiz/Knowledge Control

Category

Linear algebra – Matrix calculus

Keywords

matrices, XML, tests, Romanian

Tags

EngiMath, matrices, XML, Moodle, Romanian

File
ENG-047-XML-RO.zip

Details

Updated: April 15, 2025 at 6:25 am



Average rating

Title

LECȚIA 07 – Operații cu matrici – Transpusa unei matrici 7.9 AA^T A^TA (STACK)

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Teste de exersare pentru LECȚIA 07 – Operații cu matrici – Transpusa unei matrici 7.9 AA^T A^TA (STACK)

Licence

CC-BY

Type

Quiz/Knowledge Control

Category

Linear algebra – Matrix calculus

Keywords

matrices, XML, tests, Romanian

Tags

EngiMath, matrices, XML, Moodle, Romanian

File
ENG-048-XML-RO.zip

Details

Updated: April 15, 2025 at 6:25 am



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Title

LECȚIA 07 – Operații cu matrici – Transpusa unei matrici 7.10 (nA^TA±mI) (nAA^T±mI) (STACK)

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Teste de exersare pentru LECȚIA 07 – Operații cu matrici – Transpusa unei matrici 7.10 (nA^TA±mI) (nAA^T±mI) (STACK)

Licence

CC-BY

Type

Quiz/Knowledge Control

Category

Linear algebra – Matrix calculus

Keywords

matrices, XML, tests, Romanian

Tags

EngiMath, matrices, XML, Moodle, Romanian

File
ENG-049-XML-RO.zip

Details

Updated: April 15, 2025 at 6:25 am



Average rating

Title

Introducere și definiții (Lecțiile 1 – 3) 1.1. Ordinul unei matrice

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Introducere și definiții (Lecțiile 1 – 3) 1.1. Ordinul unei matrice

Licence

CC-BY

Type

Quiz/Knowledge Control

Category

Linear algebra – Matrix calculus

Keywords

matrices, XML, tests, Romanian

Tags

EngiMath, matrices, XML, Moodle, Romanian

File
ENG-050-XML-RO.zip

Details

Updated: April 15, 2025 at 6:25 am



Average rating

Title

Introducere și definiții (Lecțiile 1 – 3) 1.5. Matrici diagonale, triunghiulare, identitare și nule

Authors

EngiMath

Educational level

Higher Education

Level

medium

Description

Introducere și definiții (Lecțiile 1 – 3) 1.5. Matrici diagonale, triunghiulare, identitare și nule

Licence

CC-BY

Type

Quiz/Knowledge Control

Category

Linear algebra – Matrix calculus

Keywords

matrices, XML, tests, Romanian

Tags

EngiMath, matrices, XML, Moodle, Romanian

File
ENG-051-XML-RO.zip

Details

Updated: April 15, 2025 at 6:25 am



Average rating