Operations with Vector Functions

    The following operations give rise to new vector-functions using component-wise operations on vectors.

Definition (Operations with Vector-Valued Functions) Let operations with vector functions _gr_1.gif] and operations with vector functions _gr_2.gif] be vector-valued functions of the real variable operations with vector functions _gr_3.gif], and let operations with vector functions _gr_4.gif] be a real-valued function. Then operations with vector functions _gr_5.gif] operations with vector functions _gr_6.gif] operations with vector functions _gr_7.gif] operations with vector functions _gr_8.gif] and operations with vector functions _gr_9.gif] are defined as follows:

operations with vector functions _gr_10.gif]

operations with vector functions _gr_11.gif]

operations with vector functions _gr_12.gif]

These operations are defined on the intersection of the domain of the vector-valued and real-valued functions that occur in the definitions, respectively.

Example (Operations with Vector-Valued Functions)  Given operations with vector functions _gr_13.gif] and operations with vector functions _gr_14.gif] find the vector function operations with vector functions _gr_15.gif]

    Solution. We have
    
operations with vector functions _gr_16.gif]
    
operations with vector functions _gr_17.gif]

operations with vector functions _gr_18.gif]

operations with vector functions _gr_19.gif]

Example (Operations with Vector-Valued Functions)  Given the vector-valued functions

operations with vector functions _gr_20.gif]

operations with vector functions _gr_21.gif]

operations with vector functions _gr_22.gif]

find
operations with vector functions _gr_23.gif]

     Solution. We have,

operations with vector functions _gr_24.gif]

operations with vector functions _gr_25.gif]

operations with vector functions _gr_26.gif]

operations with vector functions _gr_27.gif]

Example (Operations with Vector-Valued Functions)  Given the vector-valued functions

operations with vector functions _gr_28.gif]

operations with vector functions _gr_29.gif]

operations with vector functions _gr_30.gif]

find
operations with vector functions _gr_31.gif]

     Solution. We have,

operations with vector functions _gr_32.gif]

operations with vector functions _gr_33.gif]

operations with vector functions _gr_34.gif]

operations with vector functions _gr_35.gif]
operations with vector functions _gr_36.gif]  

Cite this as:
Operations With Vector Functions
Published by Library of Math -- Online math organized by subject into topics.
Written by Smith, David A.
http://www.libraryofmath.com/operations-with-vector-functions.html
 
    
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