Cody

# Linear Algebra

Curated by : goc3

Community Group Solver

+50 points

Problem Title Likes Solvers Difficulty

#### Problem 389. Column norms of a matrix

Created by: Federico

4

299

#### Problem 258. linear least squares fitting

Created by: Tomasz

2

49

Created by: Tom

2

215

#### Problem 42988. Linear system of equations

Created by: Abhishek Jain

Tags equations

13

169

#### Problem 446. Solve the set of simultaneous linear equations

Created by: Bruce Raine

2

289

#### Problem 42382. Combined Ages 1 - Symmetric, n = 3

Created by: goc3

Tags matrix, sum, linear

1

119

#### Problem 42384. Combined Ages 2 - Symmetric, n ≥ 3

Created by: goc3

Tags matrix, sum, linear

2

76

#### Problem 42383. Combined Ages 3 - Non-symmetric, n ≥ 3

Created by: goc3

Tags matrix, sum, linear

4

46

#### Problem 42385. Combined Ages 4 - Non-symmetric with multiples, n ≥ 3

Created by: goc3

Tags matrix, sum, linear

1

44

#### Problem 44258. Outer product of multiple vectors

Created by: Andrew Newell

0

41

#### Problem 44509. Determine if input is a valid AHP evaluation matrix

Created by: Mehmet OZC

Tags logical, check

1

55

#### Problem 451. Is this matrix orthogonal?

Created by: Bruce Raine

Tags orthogonal

2

269

#### Problem 2130. Orthonormal matrix

Created by: Abdullah Caliskan

Tags matrix

1

110

#### Problem 615. Nilpotent matrix

Created by: Grzegorz Knor

Tags matrix

0

132

Created by: goc3

1

74

#### Recent Activity

 1 hour and 18 minutes ago 1 hour and 23 minutes ago on 22 Jul 2021 at 7:58 on 25 Jun 2021 on 18 Jun 2021

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