Help needed in solving this equation...

Help needed in solving this equation... - This equation has variables on both right and left side of the equation...struggling to solve - Messages

#1 Posted: 11/25/2012 5:22:31 PM
paula1980

paula1980

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Hello

I have spent hours on solving the below equation on MathCad or Excel....however got nowhere

Can anyone please able to help me?

As you can see in the equation below, I have to plot the value of hc but its located on both right and left side of the equation. All other variable (ao, f and v etc.) are constants.

An Equation

Please help if you can.

Thank you
#2 Posted: 11/25/2012 7:32:28 PM
Davide Carpi

Davide Carpi

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The equation it's not visible, could you attach a SMath file to the post?

However you can use the solve function (here there is an example for an implicit equation)


regards,

w3b5urf3r
If you like my plugins please consider to support the program buying a license; for personal contributions to me: paypal.me/dcprojects
#3 Posted: 11/25/2012 8:04:31 PM
paula1980

paula1980

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Many thanks for your response.

I have never used SMath but will try attaching the Excel file for your reference.

Thanks however for mention about this Solve equation...I will have a look at this.
P-Calculation.xls (98 KiB) downloaded 49 time(s).
#4 Posted: 11/25/2012 9:13:02 PM
Davide Carpi

Davide Carpi

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Wrote

Many thanks for your response.

I have never used SMath but will try attaching the Excel file for your reference.

Thanks however for mention about this Solve equation...I will have a look at this.



You're welcome

I attach here the SMath solution for your question.


best regards,

w3b5urf3r
SMath Studio - [P-calculation.sm].png
If you like my plugins please consider to support the program buying a license; for personal contributions to me: paypal.me/dcprojects
#5 Posted: 11/26/2012 10:12:25 AM
paula1980

paula1980

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Excellent, thanks w3b5urf3r! That answer is close to what I was looking for!

This program looks very simple to use.


One more question
: In the above example, I assumed that hc is not a function of any other additional variable. What if, in the same equation, variable f is a function of x (like f=2x, where x range from 0 to 1 (0, 0.1, 0.2, 0.3..1). Can we then plot hc as a function of x on a graph using SMath?

Thank you for your help and please only suggest answer to my question if it does not take too much of your time. I truly appreciate your help and time.

#6 Posted: 11/26/2012 1:20:40 PM
Davide Carpi

Davide Carpi

1415 likes in 2872 posts.

Group: Moderator

Wrote

Excellent, thanks w3b5urf3r! That answer is close to what I was looking for!

This program looks very simple to use.


One more question
: In the above example, I assumed that hc is not a function of any other additional variable. What if, in the same equation, variable f is a function of x (like f=2x, where x range from 0 to 1 (0, 0.1, 0.2, 0.3..1). Can we then plot hc as a function of x on a graph using SMath?

Thank you for your help and please only suggest answer to my question if it does not take too much of your time. I truly appreciate your help and time.



You can do it in different ways; in the attached example I define a vector of x values (using the range() function) and then I've solved an equation for each x value with a loop and then I create the matrix to plot. Obviously if you know very well the output behavior you can do all the operations "on the fly", inside the loop.


regards,

w3b5urf3r
SMath Studio - [P-multi calculation.sm].png
If you like my plugins please consider to support the program buying a license; for personal contributions to me: paypal.me/dcprojects
#7 Posted: 11/27/2012 8:20:32 PM
paula1980

paula1980

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Thanks w3b5urf3r! This is terrific.

I have spent a few hours on SMath and it looks very user-friendly. It has similar feeling of using Mathcad but much faster with some differences.



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