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FrediFizzx wrote:gill1109 wrote:FrediFizzx wrote:In the quaternion model we have two lambdas but they are both functions of e(theta).
Is the quaternion model a different model from the model implemented by your recent Mathematica code? Two models, or one model? There were no quaternions in Joy's analytical formulas in earlier versions of your joint paper.
It is essentially the same model but with the addition of quaternions so that we could also have the product calculation at the same time and the 5 percent of A and B sign changes linked directly to quaternion flips. No more emulation! The paper has not been updated yet but will be eventually.
gill1109 wrote:FrediFizzx wrote:It is essentially the same model but with the addition of quaternions so that we could also have the product calculation at the same time and the 5 percent of A and B sign changes linked directly to quaternion flips. No more emulation! The paper has not been updated yet but will be eventually.
OK. In the meantime, John Reed and I pretty well understand your most recent published Mathematica code. I will wait for new versions of paper and code, before redoing our experiments and reporting on the results.
FrediFizzx wrote:
John certainly should understand the code for the quaternions as some of it came from him.
Joy Christian wrote:FrediFizzx wrote:
John certainly should understand the code for the quaternions as some of it came from him.
I thought the code with quaternions originally came from Chantal Roth: https://rpubs.com/chenopodium/516072.
However, it was several years ago so I have forgotten who did the code with the quaternions first.
In case Chantal did it first, then we should give her credit in the code and the paper when we update the paper with the new code.
FrediFizzx wrote:Joy Christian wrote:FrediFizzx wrote:
John certainly should understand the code for the quaternions as some of it came from him.
I thought the code with quaternions originally came from Chantal Roth: https://rpubs.com/chenopodium/516072.
However, it was several years ago so I have forgotten who did the code with the quaternions first.
In case Chantal did it first, then we should give her credit in the code and the paper when we update the paper with the new code.
It says right in the R code that it came from John.
FrediFizzx wrote:@Joy Here is when John presented the quaternion code.
viewtopic.php?f=6&t=389&p=9423&hilit=quaternion#p9402
jreed wrote:I wrote the quaternion notebook to do a simulation of Joy's paper. Here is a comment from the program:
(* Quaternion simulation of two level entangled state from "Quantum \
Correlations are Weaved by the Spinors of the Euclidean Primitives"
III B 1 *)
The main reason I did this was to learn how to handle quaternions in Mathematica. It worked out well. I'm now working with a Clifford algebra package. I think Clifford algebra is more useful than Mathematica for these kind of problems.
FrediFizzx wrote:jreed wrote:I wrote the quaternion notebook to do a simulation of Joy's paper. Here is a comment from the program:
(* Quaternion simulation of two level entangled state from "Quantum \
Correlations are Weaved by the Spinors of the Euclidean Primitives"
III B 1 *)
The main reason I did this was to learn how to handle quaternions in Mathematica. It worked out well. I'm now working with a Clifford algebra package. I think Clifford algebra is more useful than Mathematica for these kind of problems.
Yes, the quaternions are working out extremely well. Thanks for your original post for them. Did you actually mean Clifford Algebra is more useful than quaternions? Essentially they are the same thing and the Clifford package I am using is really slow.
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FrediFizzx wrote:jreed wrote:I wrote the quaternion notebook to do a simulation of Joy's paper. Here is a comment from the program:
(* Quaternion simulation of two level entangled state from "Quantum \
Correlations are Weaved by the Spinors of the Euclidean Primitives"
III B 1 *)
The main reason I did this was to learn how to handle quaternions in Mathematica. It worked out well. I'm now working with a Clifford algebra package. I think Clifford algebra is more useful than Mathematica for these kind of problems.
Yes, the quaternions are working out extremely well. Thanks for your original post for them. Did you actually mean Clifford Algebra is more useful than quaternions? Essentially they are the same thing and the Clifford package I am using is really slow.
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jreed wrote:FrediFizzx wrote: ...
Yes, the quaternions are working out extremely well. Thanks for your original post for them. Did you actually mean Clifford Algebra is more useful than quaternions? Essentially they are the same thing and the Clifford package I am using is really slow.
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Yes, I did mean Clifford algebra is more useful than quaternions. The reason I believe this is that if one wants to go to higher dimensions, needed for relativistic quantum mechanics for example, there is no way that this can be done with quaternions that I'm aware of. It's easy with Clifford algebra. Read the book by David Hestenes "Space-Time Algebra".
FrediFizzx wrote:@gill1109 I hope you meant Cl(0,3)(R). Hmm... I just found out that Microsoft has a version of R that is better.
https://mran.microsoft.com/
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gill1109 wrote:FrediFizzx wrote:@gill1109 I hope you meant Cl(0,3)(R). Hmm... I just found out that Microsoft has a version of R that is better.
https://mran.microsoft.com/
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I really did mean Cl(0, 2)(R). As a real vector space, it has dimension 4. You have the scalar 1. Then you have the two generating basis elements e1, e2 which by definition square to -1. The cute thing is that it then turns out that their product e1 e2 also squares to -1, and that this set of three elements anticommute with one another. Easy to check.
"Cl_{0,2}(R) is a four-dimensional algebra spanned by {1, e1, e2, e1e2}. The latter three elements all square to −1 and anticommute, and so the algebra is isomorphic to the quaternions H."
https://en.wikipedia.org/wiki/Clifford_algebra
Fred, you were thinking of the even subalgebra of Cl(0, 3)(R), which is also isomorphic to the quaternion algebra.
FrediFizzx wrote:@gill1109 I hope you meant Cl(0,3)(R). Hmm... I just found out that Microsoft has a version of R that is better.
https://mran.microsoft.com/
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