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I get infinite recursion in the periodicity function (Sympy 1.7), same as in resolved issue https://github.com/sympy/sympy/issues/12620
```python
>>> import sympy as S
>>> S.__version__
'1.7'
>…
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[Current type system for objects are not sound](https://github.com/pufuwozu/roy/pull/116#issuecomment-4148653).
There are several type systems with type inference algorithms for objects.
Some are p…
taku0 updated
12 years ago
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最开始是微博上有人指点说 Scheme 是为了 Actor 发明出来的
> 另外 Scheme 应该是为了研究 Actor 并发模型而发明出来的，不是为了研究面向对象。
> 详见 [Scheme An interpreter for extended lambda calculus - Sussman, Steele - 1975](http://en.wikisource.org/wiki/S…
tiye updated
10 years ago
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A report by @awefhio originally posted at leanprover-community/lean4game#232.
> I got stuck on Level 5 / 7 : Rewriting on the final world (World: Redux: ↔ World Tactics).
>
> ` is 5-7 times faster than `maxima.eval()`, cf. e.g.
```
sage: timeit("L = [(i/100.0, maxima_calculus.eval('jacobi_sn (%s/100.0,2.0)'%i)) for i in range(-300,300…
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It would be useful to provide a tool like `differentiate(:(exp(x)), :x))` that returns a compiled function that is immediately evaluable at specific values of `x`.
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From https://github.com/phetsims/phet-io-wrappers/issues/632, we discussed how there are Properties not used by the sim, but only created for PhET-iO viewing:
https://github.com/phetsims/calculus-g…
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> By having a wild thought on start a career on Artificial intelligence, started today to do a tiny research on how to study AI. It turns out it consist of a shit black hole of knowledges, which means…
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Without that it is highly cumbersome to give more interesting examples.
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Agreement data as either html or text needs to be parsed into
[Equivalent Origin courses] -> [Equivalent Destination courses] OR [No articulation]
along with any extra (short) notes if important as…