finding solutions

finding solutions - Messages

#1 Posted: 5/19/2021 2:29:14 AM
Vasia

Vasia

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Hello. Please help with this task. Is it possible in a smath studio to find all the solutions for a by recording the answer through b

help.jpg
#2 Posted: 5/19/2021 4:55:59 AM
sergio

sergio

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With Vectorization of "b"
SMathStudio_Desktop_CSbjjkGzCL.png

sergio
#3 Posted: 5/19/2021 7:49:54 AM
Vasia

Vasia

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With Vectorization of "b"
SMathStudio_Desktop_CSbjjkGzCL.png

sergio



how did you write the equation and condition under the vector?SMathStudio_Desktop_CSbjjkGzCL.jpg
#4 Posted: 5/19/2021 7:58:01 AM
sergio

sergio

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I used "Cases" which is a function of the "Custom Functions" plugin but if you didn't install it you could use "if"
vector_aa.sm (4 KiB) downloaded 30 time(s).

sergio
#5 Posted: 5/19/2021 8:19:45 AM
Jean Giraud

Jean Giraud

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Is it possible in a smath studio to find all the solutions for a by recording the answer through b


Make it algo style for more maths suite and more handling.

AlgoSuite.PNG
#6 Posted: 5/19/2021 9:04:02 AM
Vasia

Vasia

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I used "Cases" which is a function of the "Custom Functions" plugin but if you didn't install it you could use "if"
vector_aa.sm (4 KiB) downloaded 30 time(s).

sergio



Thank you very much. what I need
#7 Posted: 5/19/2021 9:05:15 AM
Vasia

Vasia

0 likes in 17 posts.

Group: User

Wrote

Wrote

Is it possible in a smath studio to find all the solutions for a by recording the answer through b


Make it algo style for more maths suite and more handling.

AlgoSuite.PNG



Thank you very much.
#8 Posted: 5/19/2021 10:19:43 AM
Jean Giraud

Jean Giraud

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Make it algo style for more maths suite and more handling.


... you can make it parametric/generalized top to bottom.
#9 Posted: 5/19/2021 3:48:58 PM
overlord

overlord

552 likes in 1332 posts.

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Wrote

Wrote

I used "Cases" which is a function of the "Custom Functions" plugin but if you didn't install it you could use "if"
vector_aa.sm (4 KiB) downloaded 30 time(s).

sergio



Thank you very much. what I need


There are some eyecandy functions for greater or less in Custom Functions plugins.
Check them too.

Regards

ltlt(); ltle(); lelt(); lele();
gtgt(); gtge(); gegt(); gege();


2021-05-19_21-43.png
#10 Posted: 5/20/2021 5:45:40 AM
Vasia

Vasia

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Wrote

I used "Cases" which is a function of the "Custom Functions" plugin but if you didn't install it you could use "if"
vector_aa.sm (4 KiB) downloaded 30 time(s).

sergio



please tell me how to complete the cycle in this case?1.jpg
#11 Posted: 5/20/2021 6:54:15 AM
sergio

sergio

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it's not easy to help you not knowing what you want to achieve. I do not understand if "alpha" has been defined and whether it is scalar or vector. If it were a scalar, you don't need further vectorization in the calculation of "d" as in the example I set you. With many "if" nestled reading is more complicated and I recommend the use of "cases"

vector_ab.sm (6 KiB) downloaded 22 time(s).
sergio
#12 Posted: 5/20/2021 7:56:35 AM
Vasia

Vasia

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it's not easy to help you not knowing what you want to achieve. I do not understand if "alpha" has been defined and whether it is scalar or vector. If it were a scalar, you don't need further vectorization in the calculation of "d" as in the example I set you. With many "if" nestled reading is more complicated and I recommend the use of "cases"

vector_ab.sm (6 KiB) downloaded 22 time(s).
sergio



I'm sorry, I didn't specify all the values. I'll try to explain what I need.
I need to find all the values of "d" by a given formula, taking the values of "a" and "α" from a table in which there is a dependence of "a" and "α" on the values of "ϕ" and "λ".

I, by analogy with your example, decided to first find all the values of "a" from the table, taking into account all the variants of "ϕ" and "λ", then the same for "α".
and then just substitute all the sets of values "a" and "α" into the given formula and get all the sets of the answer "d"

I set separate loops for "a" and "α", found their values, and found "d", only the problem is that I need to finish the loop when my conditions are over

1.jpg
#13 Posted: 5/20/2021 8:33:38 AM
sergio

sergio

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You can put a value that confirms you to be out of the table (for example 0) or a string to manage to report the situation

sergio
#14 Posted: 5/20/2021 8:43:11 AM
Jean Giraud

Jean Giraud

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I'll try to explain what I need.


Hard to figure what you need from the blue ! i.e: w/o document.
#15 Posted: 5/20/2021 8:44:35 AM
Vasia

Vasia

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You can put a value that confirms you to be out of the table (for example 0) or a string to manage to report the situation

sergio



this is exactly what I did, but in the end, 0 or the phrase is also entered in the array

1.jpg
#16 Posted: 5/20/2021 9:02:28 AM
Vasia

Vasia

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Wrote

Wrote

I'll try to explain what I need.


Hard to figure what you need from the blue ! i.e: w/o document.



20210520_145806.jpg

part of the tabular data
#17 Posted: 5/20/2021 9:51:43 AM
Jean Giraud

Jean Giraud

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part of the tabular data


*.jpg is not a working document.
Code my image in your version to make sure it works.
Attach in the forum ... specify + of what you need.
At this point, in-situ, you can define as many conditions
and range at will as well ... Smath Community will be there.
Cheers ... Jean
#18 Posted: 5/20/2021 10:19:37 AM
Vasia

Vasia

0 likes in 17 posts.

Group: User

Wrote

Wrote

part of the tabular data


*.jpg is not a working document.
Code my image in your version to make sure it works.
Attach in the forum ... specify + of what you need.
At this point, in-situ, you can define as many conditions
and range at will as well ... Smath Community will be there.
Cheers ... Jean



calculation.sm (12 KiB) downloaded 28 time(s).

I can't figure out how to stop the calculation after "else" for "a" and "α"
#19 Posted: 5/20/2021 11:36:08 AM
Jean Giraud

Jean Giraud

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I can't figure out how to stop the calculation after "else" for "a" and "α"


... fill-in the last argument of if/else.
As far as I could doctor ... check the Bolean.
Cheers ... Jean

calculation.sm (26 KiB) downloaded 29 time(s).
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