positive

Forum Post Insanly huge number puzzles/challenges by Roger1955
...al cases to terminate the recursion, but I think our operator is quite fully defined, for k as any integer, positive or negative, and m, n as any positive integers. Formally, it's neat th...
Forum Post Making the Round(ing) Trip by imported_Adrian
Suppose X is a positive integer, and R a positive real number. If ROUND(XR) = M, and integer then XR - M <= 0.5 or X - M/R <= 0.5/R ...(1) ROUND(ROUND(X*R)/R) = N say, an integer. then M...
Forum Post Anomaly by imported_Adrian
Sure it can. 1/4 = 1/4. The problem is in the next step, where the 'positive square root' of 1/4 is given as -1/2.
Forum Post right triangle problem by glundby
...h that H_2H_3 is an altitude of triangle AH_1H_2. Etc. a) Find the length of AH_(2n-1) where n is a positive integer. b) Find the length of AH_(2n) where n is a positive integer Have f...
Forum Post Sequences by Via Caltha
Hi, Take 5 random, sequential, base 10, positive integers below 10,000. What is the probability that they do not form part of a known sequence which can be generated by any sensible means. ...
Forum Post A Game Inspired By Grids by mortimer
Okay, this idea is a work in progress. Let n be some positive integer. (The best n is unknown to me.) Each player gets one of two identical pieces of n-by-n graph/tracing-paper. (The top of each p...
Forum Post Statues, Snakes, Spies and SUbmarines....oh, and a question. by querty
Okay, here's some mostly positive feedback! First of all, I loved the FEEL of these puzzles. The objects and situations described in them were really fun to read! Lately, there have been ...
Forum Post The Answer Man by imported_Bojan
...here are a finite number of words which have a currently acknowledged meaning. Thus, for eanch strictly positive integer n, there are a finite number of questions consisting of n words. The un...
Forum Post Almanac numbers by Mathew
...log_10(2) is based on the ranges all being of the form [1..n], where n is a 'random' fairly large positive integer. In practice, some of the sample spaces involved might not begin with 1...
Forum Post Sort 5 numbers in 7 comparisons? It cant be! by mintgus
...lest integer such that 2^c >= n!. Can we always find a way to sort n numbers with c comparisons, for any positive n? Do any of the standard n log(n) optimal sorts (heap sort, merge sort) do this? I...
Forum Post infinite grid of resistors by Duane
... Unfortunately, that was 50 years ago. I seem to recall the use of Norton's theorem to solve. Inject a positive current, calculate the drop across two resistors, then inject a negative current, c...
Forum Post Divisor Nim by imported_Bojan
'Divisor Nim' is a game similar to Nim. The game is played between two people. Several positive integers (e.g., 1 through N) are written on a piece of paper. The two players take turns selec...
 

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