Math Problem Statement

Найти базис пространства, заданного в виде линейной оболочки векторов e 0

[ 1 0 1 − 2 − 3

] ,

e 1

[ 1 1 − 1 0 2

] ,

e 2

[ − 4 − 2 1 2 0

] ,

e 3

[ 3 3 − 4 3 8

] ,

e 4

[ 6 1 3 − 9 − 11

] .

e 0 ​

1 0 1 −2 −3 ​

​ , e 1 ​

1 1 −1 0 2 ​

​ , e 2 ​

−4 −2 1 2 0 ​

​ , e 3 ​

3 3 −4 3 8 ​

​ , e 4 ​

6 1 3 −9 −11 ​

​ . ​

В ответ введите координаты векторов в виде матрицы по строкам Пример

ввода: Пример ввода: [3.57, 2.71, 3.28; 7.81, 8.95, 1.44]

Solution

numpy as np from sympy import Matrix

Define the vectors as rows of a matrix

vectors = np.array([ [1, 0, 1, -2, -3], [1, 1, -1, 0, 2], [-4, -2, 1, 2, 0], [3, 3, -4, 3, 8], [6, 1, 3, -9, -11] ])

Convert to a sympy Matrix for easier manipulation

matrix = Matrix(vectors)

Perform row reduction to find the basis

reduced_matrix = matrix.rref()[0]

Extract the basis vectors

basis_vectors = np.array(reduced_matrix)

import pandas as pd df = pd.DataFrame(basis_vectors) import ace_tools as tools; tools.display_dataframe_to_user(name="Basis Vectors in Row Reduced Form", dataframe=df)The basis vectors of the space are displayed in the row-reduced matrix form. If you have any further questions or need clarification, feel free to ask!

Relative Questions:

  1. How do we determine linear independence in a set of vectors?
  2. Why is row reduction helpful in finding the basis of a vector space?
  3. Can a set of vectors in higher dimensions still form a basis for a smaller-dimensional space?
  4. What properties does the row-reduced echelon form have that make it unique?
  5. How do changes in the field of numbers (e.g., integers, rationals) affect the basis calculation?

Tip:

Row reduction is a powerful technique not only for finding bases but also for solving systems of linear equations efficiently.

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Math Problem Analysis

Mathematical Concepts

Linear Algebra
Vector Spaces
Basis and Linear Independence

Formulas

Row-reduced Echelon Form (RREF)
Matrix Row Operations

Theorems

Linear Independence Theorem
Basis Theorem
Gaussian Elimination for RREF

Suitable Grade Level

Undergraduate Level (Linear Algebra)