troy williams was announced as the winner for mmm 18 over at blinkdagger . congratulations troy
now its time for mmm 19.
i have a rubiks revolution courtesy of techno source or 10 amazon.com gift certificate if you prefer or 10 in usd via paypal to nonus folks to give to the winner.
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winner for mmm 17 Post Source: feeds.feedburner.com Posted: Oct 25 2008 04:22:54
marijn jongerden is the winner of mmm 17 . click here for marijns solution.
a few people tackled the advanced problems. i will be writing followup articles related to the generalizations.
check out blinkdagger on monday for the next contest.
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in my continuing quest to find good engineering blogs which are run by individuals ... as oppsoed to companies i bring you three excellant additions
invent civil while i personally know very little about civil engineering i can tell that skylar van kruistum is maintaining a high quality blog. he even has a link to a tool he created which has an autocad script to streamline the process...... [Show More]
doug hull was randomly chosen as the winner for mmm 16 over at blinkdagger . congratulations doug
its time for a new contest problem. as you may have noticed i like counting and probability problems. i found an elegant one in an old book. i wont reveal what the book is until the end of the contest. heres the problem
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ive linked to blinkdagger a few times before because they write great introductory tutorials on how to use matlab in various fields.a their latest one written by rob slazas takes a look at how you can use some of the functions in the matlab statistics toolbox to test a hypothesis.
i freely admit to knowing nothing about this subject so couldnt possibly comment on the technic...... [Show More]
richard berlin who has been participating in monday math madness for quite a while was picked as the winner for this contest by random.org. congratulations richard ill be sending you your prize so send me your address. stand by for another monday math madness on monday at blinkdagger .
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blinkdagger announced the winner to mmm 14 and now were on to mmm 15.
todays puzzle comes from sameer shah . he submitted it for mmm 13. even though its not the one we picked for that contest i liked the puzzle and decided to use it for this contest. ill be sending sameer a small gift as a token of my appreciation for presenting me with this nice problem. here...... [Show More]
blinkdagger and wild about math are really stirring things up for monday math madness mmm contests 13 and 14. and texas instruments is giving away a very cool calculator keep reading for more about the calculator theyll ship it internationally plus well allow anyone to win even if youve won a prize in the mmm contest before. so we expect submission...... [Show More]
it seems that monday math madness 12 over at blinkdagger is tougher than other mmms have been. so there havent been many responses to date. so your chances are higher than in previous contests of winning if you can solve the problem
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iphone 3g Post Source: chanlee.sutoyo.com Posted: Jul 14 2008 09:40:00
got the new iphone 3g today we waited for 2 hours at brea mall starting from 345. we got into the store at 545 15 minutes before it closed and walked out of there at 630 with our new iphones activated and ready to use. we me and dan with the monetary assistance of our plusones. so thrilling ill be putting up some photos and more details later. right now i821...... [Show More]
we have a winner for mmm 9. its seb perezd. congratulations drop me a line to arrange for your prize. and check out blinkdagger on monday for their new problem.
a couple of people were confused about the deadline for submitting a solution. the deadline is 1201 tuesday mountain time which is to say tuesday morning. if you do a google search for time california you82...... [Show More]
monday math madness 9 Post Source: feeds.feedburner.com Posted: Jun 23 2008 13:20:19
last friday blinkdagger announced a winner for mmm 8. heres mmm 9
consider all of the 6digit numbers that one can construct using each of the digits between 1 and 6 inclusively exactly one time each. 123456 is such a number as is 346125. 112345 is not such a number since 1 is repeated and 6 is not used.
how many of these 6digit numbers are divisible by 8
while you may use a...... [Show More]
blinkdagger has announced the winners for contest 6. a little later today ill be posting contest 7.
in the meantime here are a couple of warmup problems
1. if a fish weighs one pound plus half its own weight how much does the fish weigh do this problem quickly and without paper. i bet many of you wont get it right the first time. its not a hard problem but it is tr...... [Show More]
hello and welcome to the 33rd edition of the carnival of mathematics . this carnival very nearly didnt happen since i didnt realise that no one had offered to host it until a couple of days ago i toyed with the idea of letting this edition of the carnival lapse and write something in a fortnights time but then that would break the carnivals unbroken run of 33 publications we...... [Show More]
we have a winner for mmm 5 and a new contest to be announced monday at blinkdagger .
we received 24 entries one came after the deadline so only the 23 that met the deadline were considered. all solutions were correct and well explained. random.org picked the winner.
congratulations janet you win the 25 gift certificate to the art of problem solving . they have outstanding quality mat...... [Show More]
monday math madness Post Source: www.mathlesstraveled.com Posted: Apr 28 2008 15:57:45
quan daniel and sol from blinkdagger and wild about math have teamed up to create a fun math contest monday math madness . every other week they post a math problem after one week a winner is randomly selected from among those sending in a correct answer and receives a real honesttogoodness prize
the current contest was just posted today . go give it a try and send in you...... [Show More]
blinkdagger has announced two winners they got 103 submissions and gave away two prizes
stay tuned to wild about math for a new contest monday. if i get more than 50 submissions ill give away two prizes as well this new prize is one math lovers will appreciate. check back here on monday
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on monday ill be hosting the next monday math madness contest. the current contest hosted at blinkdagger got a whopping 103 submissions but only 37 of these were correct. so this problem ended up being trickier than expected. blinkdagger should be announcing their winner soon and on monday ive got a new problem for everyone.
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check out blinkdagger .
these guys had way too much fun writing up this problem. one of the things we do when we come up with these contest problems is that when we dont make them up ourselves we rewrite them so a google search wont yield the answer. quan and daniel did an amazing job of rewriting this problem
anyway head over to blinkdagger and get going on the next problem...... [Show More]
we have a winner for the third monday math madness contest . its johan potums. congratulations johan ill be contacting you about your prize.
blinkdagger has a very interesting new contest problem that theyll be posting monday.
seventeen people submitted entries. everyone got the right answer and explained their answer well. everyone realized or figured out t...... [Show More]
weve completed two monday math madness contests. last friday blinkdagger announced that joshua zucker director at julia robinson mathematics festival was randomly selected as the winner of the 2nd contest. now its my turn to post a contest problem. those of you who are astute readers may have noticed that i said the contest would be held the 1st and 3rd mondays of the month and...... [Show More]
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