Recently, I’ve seen here and there “addtorial”, for 1+2+3+4+...+n But I don’t think it’s really “official” yet. And they write it like this:pic.twitter.com/KWi5g4UEbJ
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Recently, I’ve seen here and there “addtorial”, for 1+2+3+4+...+n But I don’t think it’s really “official” yet. And they write it like this:pic.twitter.com/KWi5g4UEbJ
I'm not sure it will catch on due to the fact that 1 + 2 + ... + n has the closed form (n(n + 1))/2. Easier to write it that way.
It looks nice and it's one of the most popular recursive algorithms n! = n * (n-1)!
I think he was talking about the laterally extended "L" notation ( Sorry, couldn't find that symbol on my mobile keyboard)
Is that kind of like a right angle symbol? https://en.wikipedia.org/wiki/Right_angle#Symbols …
It has robbed us of ending some sentences with an exclamation.
I don’t give a dam5x4x3x2x1
more convenient than?..
than inventing a new symbol that had to cast into metal for the printer
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