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宇哥求详解 XD
```
#! /usr/bin/env racket
#lang racket
(require "common.rkt")
#! invariant: a * (b^n)
(define (expt-iter a b n)
(cond ((= n 0) a)
((even? n) (expt-iter a (* b b) (/ n 2)))
…
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Algorithms to solve it,
1. Modular multiplicative inverse
2. Combinatorics and Permutation
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I am implementing randomized SVD in BidMach/BidMat, which I would love to contribute to BidMach later if possible :-).
One of the steps of my algorithm involves, for a large dense matrix A, computing …
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```
Steps to reproduce:
1/-1^2
1*-1^2
Expected behavior:
-1
-1
Experienced behavior:
1
1
```
Original issue reported on code.google.com by `helder.p...@gmail.com` on 12 Oct 2013 at 6:24
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# Introduction
As discussed with @yi-sun during EthCC, here is my internal Taiko note on pairing acceleration.
cc @ggkitsas who has been looking into this, @Brechtpd.
cc @yelhousni who had th…
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> ## Issue will be closed if:
> > 1. You mention more than one algorithm. You can create a separate issue for each algorithm once the current one is completed.
> > 2. You propose an algorithm that i…
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The goal of this issue is to provide a guideline on how to fix https://github.com/status-im/nimbus-eth1/issues/1584.
Also pinging @treeform, @guzba on how to implement fast RSA (modexp is the bottl…
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https://calculuswithjulia.github.io/precalc/polynomial.html#Factoringpolynomials
> For example, the polynomial (x−1)1000 can be compactly represented using the factored form, but would require 1001…
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`Math.pow(2,3)` is 8.
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It seems to me that the best way to handle strings in most cases is to treat them as "arrays" with cell size 256. Stemming from this, I think a couple basic string handling tools might be helpful.
…