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DoublePalindrome.txt |
Quickly finding double palindromes in base {2, 8}. (Short) |
May 13 2003 |
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CounteringSpam_ideas.txt |
General ideas on countering spam and mail flooding |
Jun 01 2003 |
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AuthenticatedMailIdea.txt |
Slowing down spam by forcing correct e-mail FROM without requiring a centralized hierarchy |
Jun 21 2003 |
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SerialProtection.txt |
Keygen-proof registration system, dynamic patching |
Jun 23 2003 |
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MultiProngedAtt.txt |
Considering multiple strategies to eliminate spam. Keyword type text. |
Aug 24 2003 |
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EdgingTowardsNP.txt |
Sketch of a proof that the scale balancing problem is NP-complete, even when both sets are superincreasing. |
Nov 06 2003 |
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NoFakeBounces.txt |
Using authentication headers returned on bounce and on replies to verify that they are replies to a message you have sent; also pondering on verifying user action as opposed to macros. |
Feb 04 2004 |
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knapsack.tar.gz |
Program using a dynamic programming solution to the knapsack problem to find out how to distribute files among 700MB CDs with least waste of free space. |
Feb 04 2003 |
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simplepalin.tar.gz |
Simple program for finding integers that are palindromic in base 2 and 2^k for some k. |
May 13 2003 |
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newton_xpowxeqy.cc |
Simple numerical solver for x^x = y with y given. Uses Newton's method. |
Jun 10 2003 |
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palindrome.tar.gz |
Backtracking solver for finding integers that are palindromic in both base 2 and 10. Uses a day at a 1.4GHz AMD at 100 bits, roughly O(1.2^n). Requires cln (http://www.ginac.de/CLN/). |
Jun 12 2003 |
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decay.cc.gz |
C++ code for calculating the energy density of radioisotopes. Use with decay data of the kind found at http://www2.bnl.gov/ton/ |
Aug 01 2003 |
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attacker_2_5.tar.gz |
Program to solve monoalphabetic substitution ciphers with intact word boundaries("aristocrats") by a depth-first search of word patterns. Includes wordlist. |
Aug 21 2003 |
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cat_coder.tar.gz |
Packing and unpacking programs for early Microprose .CAT archives as found in the first two X-COM games (UFO and TFTD), with format description. |
Sep 15 2003 |
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star_coding.tar.gz |
"Star Encoding" based preprocessing transform for English language text compression. Gives about 5% improvement (sometimes as much as 12%, sometimes as little as 2%) when used in conjunction with bzip2 wrt plain bzip2, but requires an external dictionary. |
Sep 16 2003 |
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walesa.cc |
Generic solver for a particular color matching/tile puzzle. |
Oct 06 2003 |
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gini_opt.tar.gz |
Bruteforcing/backtracking program to find the progressive taxation configuration that minimizes the Gini coefficient, given wealth distribution data of a country or other area. |
Mar 22 2004 |