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Offline Nils  
#1 Posted : 01 January 2018 21:40:40(UTC)
Nils

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Posts: 2
Germany
Location: Dresde

Hello,

as you can see in the example below here is another problem with units in smath.
As a civil engineer I need to have pressure-values to be printed in [kN/m²] and smath
prints results of calculations in [J/m³] by default. When I try to change the unit manually, a redundant expression
in the form of [m³/m³] appears and cannot be deleted. Not only that this does not look nice - this
"new unit" cannot be combined with other values having been define in [kN/m²] by me.

I suspect that there is a logic behind this I don't understand. So please help me if you have a clue.


Thank you, Nils minimum example.sm (8kb) downloaded 19 time(s).

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Offline overlord  
#2 Posted : 01 January 2018 22:36:55(UTC)
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nothing is wrong with unit handling in this example except your misinterpretation.
my guess is you copy-paste the meter cube and meter square from somewhere else.
you should recheck how you handle with power for your formulas.

regards

minimum_1.sm (8kb) downloaded 29 time(s).
Offline Nils  
#3 Posted : 02 January 2018 00:32:28(UTC)
Nils

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Germany
Location: Dresde

Hello overlord,

you were totally right. I was handling the power wrong... just found out that I have to press the key twice to have it correctly.
Thank you for spending your precious evening time with helping a newbie out.

May the power be with you,

Nils
Offline Jean Giraud  
#4 Posted : 02 January 2018 02:31:40(UTC)
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Unitless.PNG
Offline FBRamires  
#5 Posted : 26 January 2018 18:37:49(UTC)
FBRamires

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Posts: 1
Brazil
Location: RS

Hello,


Dear,
in my file is experiencing a similar event, I would like, if possible, any tips on the error that I am commenting and a possible solution.
Thank you!

Error_unit.tif (94kb) downloaded 14 time(s).


Originally Posted by: overlord Go to Quoted Post
nothing is wrong with unit handling in this example except your misinterpretation.
my guess is you copy-paste the meter cube and meter square from somewhere else.
you should recheck how you handle with power for your formulas.

regards

minimum_1.sm (8kb) downloaded 29 time(s).


Offline alyles  
#6 Posted : 26 January 2018 19:07:45(UTC)
alyles


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FBRamires,

You need to set your units in I.2 to (kPa)^2 and units of I.3 to (kPa)^3.


Edit: See this example

example.sm (8kb) downloaded 19 time(s).

Edited by user 26 January 2018 19:13:59(UTC)  | Reason: Not specified

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