Hornbein's latest activity
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HHornbein replied to the thread Today I Learned.
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HHornbein replied to the thread Today I Learned.Today I learned that Mollie was originally a pet name for Mary but has become popular on its own.
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HHornbein replied to the thread Graduate Probability puzzle.Since this is supposedly a real situation a tie occurs when the measurement system can't distinguish the two shots. The measurement...
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HHornbein replied to the thread Graduate Probability puzzle.The difference comes when Righty can fire at the same time as Lefty. If if they both fire at exactly .618 it boosts Righty's chance of...
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HHornbein replied to the thread Graduate Probability puzzle.But both firing at the same instant is not optimal for Lefty. It favors Righty. This is included as a possibility in the problem...
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HHornbein replied to the thread Graduate Probability puzzle.Say you are at D. If the other guy fires first then your best move is to not fire until at point blank. Firing first gives no...
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HHornbein replied to the thread Undergrad Textbook description of R##\ddot{\text o}##mer's light speed calculation.If the Earth has moved closer from one measurement to the next then the period is measured as shorter. If the Earth has moved further...
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HHornbein reacted to Ibix's post in the thread Undergrad Textbook description of R##\ddot{\text o}##mer's light speed calculation with
Like.
Yes it does - light has extra distance to travel between Io and 2 compared to Io and 1, so the appearance of the emergence is delayed... -
HHornbein reacted to brotherbobby's post in the thread Undergrad Textbook description of R##\ddot{\text o}##mer's light speed calculation with Like.
No, see the diagram the authors have drawn. There is no position difference between the labelled points 1 (and 2) and that between 3...
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HHornbein replied to the thread High School Long rod in orbit.My rule of thumb is, if it can oscillate then it will.
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HHornbein replied to the thread Graduate Probability puzzle.At first both players are better off hoping for the other guy to fire first and miss. There comes a point where firing and waiting are...
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HHornbein replied to the thread Playing the guitar, the difference between being good and being a genius.....Jimi didn't have a sarcastic bone in his body.
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HHornbein reacted to phinds's post in the thread Is Alan Turing given too much credit when it comes to computers? with Like.
It is arguable (witness this thread) as to whether or not Turing has been overrated (personally, I think not) but if you want an...
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HHornbein replied to the thread Looking for movies where mathematics actually matters.The novel The Forever War focuses on this. Society has taken strange turns and the returned soldier doesn't fit in at all.
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HHornbein reacted to jedishrfu's post in the thread Looking for movies where mathematics actually matters with Like.
Theres a youtube short on grade school math thats very funny. It’s about a teacher explaining to a first grader that his answer for 2+2...