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Subspace Theorems & Examples - Linear Algebra Video Lecture | Engineering Mathematics - Civil Engineering (CE)

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FAQs on Subspace Theorems & Examples - Linear Algebra Video Lecture - Engineering Mathematics - Civil Engineering (CE)

1. What are the subspace theorems in linear algebra?
Ans. The subspace theorems in linear algebra are a set of properties and conditions that must be satisfied for a subset of a vector space to be considered a subspace. These theorems provide a way to determine whether a subset of vectors forms a subspace or not.
2. Can you provide an example of a subspace?
Ans. Yes, an example of a subspace is the set of all vectors in three-dimensional space that lie on a plane passing through the origin. This subset satisfies the conditions of a subspace as it contains the zero vector, is closed under vector addition, and is closed under scalar multiplication.
3. How can subspace theorems be applied in real-world scenarios?
Ans. Subspace theorems have various applications in real-world scenarios. For example, in physics, the concept of subspaces is used to represent different degrees of freedom in systems. In computer graphics, subspaces are used to represent transformations and rotations in three-dimensional space.
4. What happens if a subset does not satisfy the conditions of a subspace?
Ans. If a subset does not satisfy the conditions of a subspace, it cannot be considered a subspace. For example, if a subset does not contain the zero vector, it cannot be a subspace. Similarly, if a subset is not closed under vector addition or scalar multiplication, it does not meet the requirements of a subspace.
5. Are subspaces unique for a given vector space?
Ans. No, subspaces are not unique for a given vector space. A vector space can have multiple subspaces, each satisfying the conditions of a subspace. The number and nature of subspaces depend on the properties of the vector space itself.
65 videos|121 docs|94 tests

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