Timeline for Generating generating expressions for sequences
Current License: CC BY-SA 4.0
18 events
| when toggle format | what | by | license | comment | |
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| Jun 17, 2020 at 9:04 | history | edited | Community Bot |
Commonmark migration
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| Mar 30, 2020 at 10:11 | history | edited | Arnauld | CC BY-SA 4.0 |
minor update
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| Mar 30, 2020 at 2:11 | comment | added | Arnauld | @Bubbler Yes, that's fine. | |
| Mar 30, 2020 at 2:11 | history | edited | Arnauld | CC BY-SA 4.0 |
saved 5 more bytes
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| Mar 30, 2020 at 2:06 | comment | added | Bubbler |
Looks like reduce instead of reduceRight also works -- it would invert the sign of even-sized(?) matrices' determinants, but the same inversion happens on both numerator and denominator, cancelling each other. (It gives spurious -0s, but -0==0 anyway.)
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| Mar 30, 2020 at 1:48 | comment | added | Arnauld | @Bubbler Very nice! | |
| Mar 30, 2020 at 1:47 | history | edited | Arnauld | CC BY-SA 4.0 |
saved 4 bytes
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| Mar 29, 2020 at 23:55 | comment | added | Bubbler |
-4 bytes by replacing m.reduce(...) with m.reduceRight((s,[v],i)=>v*g(0,m.map(([,...r])=>r).filter(_=>i--))-s,0).
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| Mar 29, 2020 at 22:41 | history | edited | Arnauld | CC BY-SA 4.0 |
saved 2 bytes
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| Mar 29, 2020 at 21:21 | history | edited | Arnauld | CC BY-SA 4.0 |
removed the penultimate test case
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| Mar 29, 2020 at 20:49 | history | edited | Arnauld | CC BY-SA 4.0 |
saved 3 bytes
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| Mar 29, 2020 at 14:49 | history | edited | Arnauld | CC BY-SA 4.0 |
minor update
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| Mar 29, 2020 at 14:12 | history | edited | Arnauld | CC BY-SA 4.0 |
minor update
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| Mar 29, 2020 at 13:48 | history | edited | Arnauld | CC BY-SA 4.0 |
added an explanation
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| Mar 29, 2020 at 13:09 | history | edited | Arnauld | CC BY-SA 4.0 |
saved 1 byte
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| Mar 29, 2020 at 13:03 | history | edited | Arnauld | CC BY-SA 4.0 |
saved 21 bytes
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| Mar 29, 2020 at 12:51 | history | edited | Arnauld | CC BY-SA 4.0 |
saved 12 bytes
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| Mar 29, 2020 at 12:32 | history | answered | Arnauld | CC BY-SA 4.0 |