Turning String into Numerical Equation
artiegold at austin.rr.com
Sun Mar 13 07:10:09 CET 2005
Brian Kazian wrote:
> Thanks for the help, I didn't even think of that.
> I'm guessing there's no easy way to handle exponents or logarithmic
> functions? I will be running into these two types as well.
[No, you wouldn't want to write it that way; it's merely illustrating
what you can do without doing much.]
[BTW -- cultural question: Do we top-post here?]
> "Artie Gold" <artiegold at austin.rr.com> wrote in message
> news:39hrh2F61l1n2U1 at individual.net...
>>Brian Kazian wrote:
>>>Here's my problem, and hopefully someone can help me figure out if there
>>>is a good way to do this.
>>>I am writing a program that allows the user to enter an equation in a
>>>text field using pre-existing variables. They then enter numerical
>>>values for these variables, or can tell the program to randomize the
>>>values used within a certain bounds. My problem is taking in this
>>>equation they have written in the text field and converting it into an
>>>equation Python can calculate.
>>>The only way I know of to do this is by parsing it, which could get
>>>pretty nasty with all of the different mathematical rules. Does anyone
>>>have a better idea than parsing to compute an equation from a string
>>>Thanks so much!
>>Artie Gold -- Austin, Texas
>>http://it-matters.blogspot.com (new post 12/5)
Artie Gold -- Austin, Texas
http://it-matters.blogspot.com (new post 12/5)
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