mariuszgromada / mariuszgromada/MathParser.org-mXparser
How to obtain the integral or derivative expression of a function expression
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enhancement
question
- Dominant language
- C++
- Stars
- 955
- Forks
- 158
- PR merge metrics
- No merged PRs in 30d
Description
for example
ArgumentPtr x = new_Argument("x");
string expStr = "der(sin(x),x)";
ExpressionPtr testExp = new_Expression(expStr);
How to obtain "cos(x) "expression
Are there any methods or APIs to obtain it
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start with the documented calculus APIs and the entry points shown in the issue: ArgumentPtr, new_Argument, ExpressionPtr, new_Expression, and der(sin(x),x). Determine whether the library exposes symbolic integral or derivative expressions, then document the supported usage or clarify the limitation. No specific file or test is named.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- cpp
- Domain
- tooling
- Issue type
- Documentation
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100