Andrew Lindsay

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20 years, 250 days

MaplePrimes Activity


These are questions asked by Andrew Lindsay

I have a matrix that I am using for the entries in a drop down list to select.

When I type in the following text

"FBE (CDS 1), 3 LPE (CDS 2) and 3 LPP (CDS 3) with concrete"

(including the quotation marks), I get an error "unable to delimit strings/identifiers"

What is going on?  Why is Flow not treating the entry as text, and trying to parse the contents?

ExampleMatrixText.flow.zip

I have a function that calculates a volume in mm^3, but for the purposes of plotting, I would like to plot the values as m^3.

How do I specify that the units to be plotted are m^3, have Flow convert the values to m^3, from mm^3 and show that the units for the axis are m^3?

I have tried using the useunits[m,m^3] function, but the graph does not change the value of the units, and it does not display the units of the result on the graph axis.

Also, is there a good quick reference for all of the options available for the plot command?  The user manual has very little, and the tutorial file only gives limited examples also.

I am trying to integrate a function in Maple Flow, that uses units.

When I use units of metres, the integration works.  If I mix the units, or I use millimetres throughout the equation, it does not work.

I have attached the sample worksheet, which shows the problem.

CrossSectionalDeepDive.flow.zip

How do I enter a number as an actual percentage?  I know that I can enter a number as a fraction, and then redisplay the number formatted as a percentage, but I would like to be able to type in that a variable is 10%, not have to type in that it is 0.1, then convert it to percent.  I would like Maple Flow to figure out what it is, because I typed in, in effect, it's units.

Hello,

How do I interpolate using polar coordinates?  I have a series with non-uniform spacing, that I want to map onto a uniform space polar grid.

Any assistance would be appreciated.

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