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jgill

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Usually this expression is used in reference to spacetime and depends on a certain metric. Objects, however, become distorted by gravity and speed. Le...
March 23, 2022 at 03:41
What is a philosopher? One who contributes something new and of publishable quality to the realm of philosophy. Thus professional philosophers control...
March 22, 2022 at 03:44
I suppose some are prone to this level of existential anguish. Others find that one creates one's own meaningful life. One that will satisfy human des...
March 22, 2022 at 03:39
So you don't have to look it up, from Wikipedia: As a retired mathematician, my profession is defined a bit more specifically, citing "using extensive...
March 20, 2022 at 04:01
Random vs logical? or random vs determined? Randomness is a logical concept. And logical is a human concept.
March 19, 2022 at 04:24
You bet. :cool: As an abbreviation for certain statements. For example \sum\limits_{k=1}^{\infty }{{{s}_{k}}}<\infty
March 13, 2022 at 01:48
Not since I retired 22 years ago. :cry:
March 11, 2022 at 23:28
:up:
March 11, 2022 at 23:26
Go back and click on that second math note about extending the diagonal paradox. It occurs there. As far as something physical I don't know.
March 11, 2022 at 23:23
Depends on the context. You are driving with a passenger in a safe manner and a car runs a stop sign and hits you, killing your passenger. You have do...
March 11, 2022 at 23:03
One physicist to another, eh? The peanut gallery awaits eagerly. :chin:
March 11, 2022 at 22:47
Wave on the unit interval compresses to a line infinitely long.
March 11, 2022 at 22:44
Yes
March 11, 2022 at 22:42
I was asked to relate a bit of QP to (elementary) math, and the Schrodinger equation in a simple version resembles a fundamental relationship in eleme...
March 11, 2022 at 22:31
Wave from circle or, another interpretation F(t)=t+iCos\left( \left( \frac{{\hat{H}}}{h} \right)t \right) Just some rough analogies between elementary...
March 11, 2022 at 18:40
Assuming there is such a thing.
March 11, 2022 at 00:50
(Power set) Embedded in the rationals embedded in the reals. Not so much going bigger above than counting more points between natural numbers. But you...
March 10, 2022 at 22:49
When a recursive process gets you closer and closer to an answer the more you apply it, and this process goes on step by step with no ending stipulate...
March 10, 2022 at 22:26
The things that appear on oscilloscopes, old fashioned stuff. In math a simple wave is a time-dependent vector field defined, say, on the complex plan...
March 10, 2022 at 21:58
Waveforms certainly exist in electronics, but in Quantum theory they may be in abstract spaces where collapse of wavefunctions occur. What is actually...
March 09, 2022 at 21:48
Agent Smith is a lot brighter than he seems at times. Humor him. :roll:
March 09, 2022 at 21:41
Yes, there are thoughts. I think therefore I thought. :cool:
March 09, 2022 at 04:19
You are the one who says there is no physical infinity. Prove your statement. :roll:
March 09, 2022 at 04:18
Speculation presented as fact. A no no for philosophers. This is kind of a non-issue with most mathematicians. If you are a set theorist you probably ...
March 09, 2022 at 02:41
Which sounds more abstract, even mystical, than most of mathematics. Are things really that bizarre in the quantum realm, or is a dramatic paradigm sh...
March 07, 2022 at 20:01
You might consider rethinking your analogies. :roll:
March 07, 2022 at 01:27
I would alter this slightly by saying the correct relations among them come into existence when the concepts do. Then these are sought out.
March 06, 2022 at 05:17
I would say a zdp is both real and ideal, but not physically real. As for vps, they are excitations of the underlying quantum fields, so perhaps zdps ...
March 05, 2022 at 21:08
The arrow fields are vector fields with arrows showing direction and magnitude when a point is moved by application of the underlying function. When t...
March 04, 2022 at 22:47
I love these Einsteinian thought experiments ! :nerd:
March 04, 2022 at 04:40
:cool: (you can see this happening in the first note I linked) :wink:
March 04, 2022 at 04:34
Nice imagery isn't it? That's the fairly simple geometric and projective aspects of MTs. The analytic aspect Is what I do. For example.
March 04, 2022 at 00:31
Motion without time. You're on a roll!
March 03, 2022 at 23:53
I don't think the human brain is capable of "understanding" time. There are endless arguments about beginnings or eternities but its like a dog trying...
March 03, 2022 at 20:27
Here's a link to the short note. This is a technical subject and probably not appropriate for TPF. If there are other questions it's best if they come...
March 03, 2022 at 20:19
Nice presentation on traditional bifurcations via DEs. Not relevant to the situation I describe which is a process of growing a second (and repelling)...
March 03, 2022 at 04:43
It's really a sort of unique but trivial way of progressing from F=r to defining a new fixed point, b. Bifurcation is usually meant to "split" one fix...
March 02, 2022 at 20:38
OK. You do see the difference between {5,2,4} and (5,2,4) or <5,2,4> don't you? In the latter two position is inferred.
March 02, 2022 at 20:32
OK, take the set {5,2,4} and generate a vector space since this set can be defined as a vector.
March 02, 2022 at 06:17
Your comments give me pause to consider the use of the expression "intentional ambiguity" may be inappropriate for what I had in mind. The statements ...
March 02, 2022 at 05:59
These are vectors as I know them. I guess I don't understand what exactly you are talking about. That could be me. But if you point out your descripti...
March 02, 2022 at 05:19
differentiable manifolds
March 02, 2022 at 01:38
Your perspective of "set theory" is not the normal math perspective. If it works for you, fine. OK. Not a topic I have an opinion about.
March 02, 2022 at 01:33
If one expects two pieces of information simultaneously, yes. But with a slight passage of time one perceives cube#1, then a moment later cube#2. Two ...
March 01, 2022 at 04:25
The sequence <2,7,9> can be seen as a vector. The set {2,7,9} cannot, since the positions of the elements is arbitrary. Not my experience at all. Afte...
March 01, 2022 at 00:27
Do you mean differentiable manifolds? A cylinder created by moving a circle through space is not curved? A sphere in 3-D is not composed of points?
March 01, 2022 at 00:03
Complementary, not contradictory.
February 28, 2022 at 23:51
It's still a matter of consensus to determine whether the proof is valid. Yes, in some abstract realm a proof is valid or not according to logical pri...
February 28, 2022 at 01:23
Mathematics is what a consensus of mathematicians says it is. That's the "authority".
February 27, 2022 at 20:58
Why do you keep bringing up the word correct? The only thing correct is one gets two pieces of information from one image, like my mathematical exampl...
February 27, 2022 at 20:51