Let V be an inner product space. For a fixed vector v, in V, define T: V- R by T(v) = (v, v). Prove that Tis a linear transformation. Let v, be a vector in inner product space V, and define T: V-R by T(v) = (v, v). Now suppose v and w are vectors in V. By the properties of the inner product, we have the following. T(v + w) = (-Select-- v ---Select--- v = (v, --Select- v) + -Select-- v Select--- = T(v) + T(w) Next, supposec is a scalar. By the properties of the inner product, we have the following. T(cv) = Select-- v -Select-v) = c ---Select-- v ---Select-- = CT(v) Therefore, T: V-Ris a linear transformation.

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter6: Vector Spaces
Section6.4: Linear Transformations
Problem 34EQ
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Let V be an inner product space. For a fixed vector v, in V, define T: V→ R by T(v) = (v, v). Prove that Tis a linear transformation.
be a vector in inner product space V, and define T: V →R by T(v) = (v, v). Now suppose v and w are vectors in V. By the properties of the inner product, we have the following.
Let vo
T(v + w) =
---Select--- v
---Select--- ♥
= (v, ---Select--
-Select--- v
--Select-- v)
= T(v) + T(w)
Next, suppose c is a scalar. By the properties of the inner product, we have the following.
T(cv) =
--Select--- v
---Select--- v)
= c ---Select---
---Select--- v)
= cT(v)
Therefore, T: V- Ris a linear transformation.
Transcribed Image Text:Let V be an inner product space. For a fixed vector v, in V, define T: V→ R by T(v) = (v, v). Prove that Tis a linear transformation. be a vector in inner product space V, and define T: V →R by T(v) = (v, v). Now suppose v and w are vectors in V. By the properties of the inner product, we have the following. Let vo T(v + w) = ---Select--- v ---Select--- ♥ = (v, ---Select-- -Select--- v --Select-- v) = T(v) + T(w) Next, suppose c is a scalar. By the properties of the inner product, we have the following. T(cv) = --Select--- v ---Select--- v) = c ---Select--- ---Select--- v) = cT(v) Therefore, T: V- Ris a linear transformation.
Let V be an inner product space. For a fixed vector v, in V, define T: V- R by T(v) = (v, v.). Prove that Tis a linear transformation.
Let v, be a vector in inner product space V, and define T: V + R by T(v) = (v, v). Now suppose v and w are vectors in V. By the properties of the inner product, we have the following.
T(v + w) = (---Select---
, --Select-- v)
= (v, ---Select---
+ (---Select-
--Select--- v)
= T(v) + T(w)
Next, suppose c is a scalar. By the properties of the inner product, we have the following.
...... .
T(cv) =
-Select--- v
---Select-
Select-
= c ---Select-- v
= cT(v)
CV
Cvo
Therefore, T: V → R is a l
mation.
Transcribed Image Text:Let V be an inner product space. For a fixed vector v, in V, define T: V- R by T(v) = (v, v.). Prove that Tis a linear transformation. Let v, be a vector in inner product space V, and define T: V + R by T(v) = (v, v). Now suppose v and w are vectors in V. By the properties of the inner product, we have the following. T(v + w) = (---Select--- , --Select-- v) = (v, ---Select--- + (---Select- --Select--- v) = T(v) + T(w) Next, suppose c is a scalar. By the properties of the inner product, we have the following. ...... . T(cv) = -Select--- v ---Select- Select- = c ---Select-- v = cT(v) CV Cvo Therefore, T: V → R is a l mation.
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