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# Why and What
https://github.com/1404Damel/MITocw made a github for this
I mainly did this to supplement my knowledge because my university is not that good (they don't even give programming assig…
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Hi @jonsterling!
So I was thinking about the `RIndex` type and it seems to be a bit problematic. First it only allows the first appearance of a value to be indexed. Second, if a value isn't in the re…
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Okay I'll lead off by summarising some of things that have been said on Twitter, our email thread, and bobbing around in my own brain:
# Get the basics right
From the conversation we've had so far…
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I've been thinking for some time that we need a better way to distinguish what kind of mathematical object a Basic instance represents. Many parts of sympy are messy because it isn't easy to define or…
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What kinds of C operator should we support for scalable vector types? What is the semantic of C operator on scalable vector types? Should it operate on VLMAX or vl or something else?
What is the be…
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Well, it seems obvious that a Relational is a Boolean. The problem is that
there are a few places where Expr methods are called on them.
Original issue for #4986: http://code.google.com/p/sympy/is…
rlamy updated
2 years ago
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We have discussed a few shortcomings of our current query language (expressions in the query string). Taking those suggestions together - and adding a few more points, that seem to be inconsistent to …
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If a WebAssembly function calls a Javascript function, is it possible for the Javascript function to throw an error that's uncatchable to the WASM function (and may be catchable to the Javascript func…
Macil updated
4 years ago
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### Steps to reproduce:
Hi,
I’m working on a C++ project, in which I use the NumPy C-API. Only part of this API is public. I would like to import a function belonging to NumPy's private / interna…
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This is a rough sketch of a possible design of records for Dotty
## Types
A _single-field record type_ is of the form `(a: T)` where `a` is an identifier and `T` is a type. It expands into an instanc…