SammyS's latest activity
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A lot o numerical analysis involves dealing with spaces of polynomials of degree at most $$N$$ on $$[-1,1]$$. There are various families... -
SammyS reacted to berkeman's post in the thread B What qualities does time have other than linearity, motion, and speed? with
Agree.
After a Mentor discussion, this thread will remain closed. The question amounts to pseudo-psychology, which we are not equipped to... -
SammyS reacted to martinbn's post in the thread I Trouble understanding an online solution to an exercise in Dummit & Foote with
Like.
You ask a lot of questions, but you don't answer any! -
SammyS reacted to Ibix's post in the thread B What qualities does time have other than linearity, motion, and speed? with
Haha.
Time is an illusion. Lunchtime doubly so. -
The above is an expression, not an equation or inequality. Technically speaking, you can't "solve" an expression. A better formulation...
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SammyS reacted to bob012345's post in the thread I Geometry problem of interest with a 3-4-5 triangle with
Love.
Apparently, this construction, the original square with semi-diagonals as @DaveC426913 drew in post #18, goes back thousands of years... -
SammyS reacted to bob012345's post in the thread I Geometry problem of interest with a 3-4-5 triangle with Agree.
It looks off but I computed the coordinates and checked the edge lengths which are ##2-√2##.
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SammyS replied to the thread I Geometry problem of interest with a 3-4-5 triangle.Here I have quoted Post#36, where you refer to @bob012345 's figure in Post #35. Rotate bob0.., 's figure by ##22.5^\circ##, ignoring...
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SammyS reacted to Gavran's post in the thread I Geometry problem of interest with a 3-4-5 triangle with Agree.
Both octagrams in the post #28 are irregular octagrams and the first one has an irregular octagon in the centre while the second one has...
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SammyS reacted to bob012345's post in the thread I Geometry problem of interest with a 3-4-5 triangle with Like.
Here is a simple drawing of the regular octagon within the square. If the square has corners at (±1,±1), the outside points are root(2)...
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SammyS reacted to kuruman's post in the thread B Why is the 3 body problem unsolvable? And what will happen if someone solves it? with Haha.
And what do you think Nature will do once she gets tired of waiting?
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SammyS reacted to fresh_42's post in the thread I Software for entering Mathematics Equations with Like.
I use https://texstudio.org/, which is free. I also use https://autohotkey.com/ for keyboard shortcuts, which makes it easier to type...
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SammyS replied to the thread I Geometry problem of interest with a 3-4-5 triangle.Of course, those angles are in degrees and are rounded to the nearest degree.
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SammyS reacted to Chestermiller's post in the thread Reconcile poundforce w/slug and lbmass with
Informative.
1 ##lb_f## is the force needed to give a mass of ##1\ lb_m## an acceleration of 32.2 ft/sec^2; it is also equal to the force needed to... -
SammyS replied to the thread Announcement Please welcome berkeman as PF Admin.A busy man is now going to be so much busier.
