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A crucial quantity I need to calculate at every stage is a Jacobian matrix J. How many rows does it have A. Dimension of x. B. Sum of number of parameters and dimension of x. C. As many rows as datapoints D. As many rows as parameters

A crucial quantity I need to calculate at every stage is a Jacobian matrix J. How many rows does it have A. Dimension of x. B. Sum of number of parameters and dimension of x. C. As many rows as datapoints D. As many rows as parameters

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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I have ans but I need explation

Solution:

The rows of a Jacobian matrix always depends on the dimension of x and the number of columns depends on the parameters.

Therefore, the answer is 

  • Dimension of x (for rows).
  • As many parameters (for column)
 
A crucial quantity I need to calculate at every stage is a Jacobian matrix J. How many rows does it have A. Dimension of x. B. Sum of number of parameters and dimension of x. C. As many rows as datapoints D. As many rows as parameters
Transcribed Image Text:A crucial quantity I need to calculate at every stage is a Jacobian matrix J. How many rows does it have A. Dimension of x. B. Sum of number of parameters and dimension of x. C. As many rows as datapoints D. As many rows as parameters
And how many columns does it have? A. As many datapoints B. As many parameters O C. Dimension of x D. Sum of dimension of x and number of parameters
Transcribed Image Text:And how many columns does it have? A. As many datapoints B. As many parameters O C. Dimension of x D. Sum of dimension of x and number of parameters
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