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29
votes
3answers
1k views

Automatically check student answers in tests

I am a physics teacher and I am looking for a way to create homework assignments within Mathematica so that each problem has an input field that students can use to check their answers. For example, ...
2
votes
1answer
219 views

How to apply a free-form input Function using InputField

I am trying to take a free-form input Function to create a list using NestList. ...
9
votes
5answers
3k views

Notation of partial derivative

I want to write partial derivatives of functions with many arguments. Why is it that when I type f[x,y] ctrl+6 (0,1) it turns out to be bad syntax? The output of ...
9
votes
3answers
569 views

Ctrl+= opens the alpha input instead of below-script

When trying to type "traditional style" inputs such as integrals or sums, I follow the tutorial and type Esc sum Esc   Ctrl+= n=1  Ctrl+% 10 whatever However, when I type Ctrl+= it opens ...
6
votes
1answer
214 views

Under what conditions does FinancialData return a ::notent message?

I tried retrieving FinancialData for a few companies but when I tried doing it for NTDOY, I couldn't. As of 25/12/2012, querying ...
2
votes
4answers
155 views

How to limit the argument to binary type in mathematica function

How do I write a function that only takes binary input?