Would a device that harvests energy via a dissipative structure qualify as a Prigogine Machine?

02 March 2016 6,831 4 View

Would you agree that P -> NP as v -> c?

08 September 2015 1,217 7 View

The length of non-stop nsDNA is about 5 to 10 times longer in communal bacteria than pathogens. Half the nsDNA is paired. Have I missed a reference?

07 August 2015 3,239 2 View

How rare is it for a sparse rectangular matrix to have an exact solution?

By "solution", I mean a PseudoInverse. By "exact", I mean a formula, not a fit (such as SVD) or a decomposition.

10 November 2014 2,562 3 View

Is bubble memory loss of daily events common for a mathematician heavily involved in work?

10 November 2014 7,099 1 View

Has anyone run code on the 156,000 node Amazon computer?

http://aws.amazon.com/

09 October 2014 8,540 2 View

What is the most direct evidence that the speed of light is invariant in all reference frames?

Be careful that your answer is not using indirect or secondary observations.

09 October 2014 6,131 4 View

Does anyone recognize this SVD shortcut as a known equation?

(* complete dictionary of words, one per row, number of rows is (alpha^word), using words of length "word" and an alphabet of "alpha" number of characters *) alpha = 4; word = 3; dict =.; dict =...

09 October 2014 9,148 3 View

What do you think the odds are for finding an alternative genetic code in an environmental metagenomics library?

09 October 2014 5,393 0 View

In P v NP, what happens if we define time and cycles to be equivalent?

I don't see how counting steps done on paper with pencil is subject to any applicable physics, so I see no obvious violation of the laws of physics. (NKS?)

09 October 2014 2,724 3 View

How to manually calculate p value in ANOVA? what is the equation or formula for it?

How to manually calculate p value in ANOVA? what is the equation or formula for it?

03 March 2021 4,928 5 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

Is it necessary to report effect size (ES) in statistics of biomedical research given that we already report p values routinely?

Pls share your thoughts

01 March 2021 7,330 4 View

What are the application of Fixed points thoery in Chemistry.?

It is said that fixed point theory has lot of applications not in the field of mathematics only but also in various areas. So I am looking for applications in Chemistry only..

26 February 2021 3,533 1 View

Can I ask did any good platform or journals for learning the calcluation on the reference governors and command governor?

Recently I face some problems with the mathematical ( calculation) on the reference governor and command governor, so I need some help from you all to get which platform or journal can let me...

23 February 2021 7,746 2 View

Special issue on PLS-SEM in Mathematics. Are you interested?

21 February 2021 5,601 3 View

What is the better software for approximation of 3D surface with equations?

I have a massive of x, y, z coordinates of 2D surface in 3D space, which builded in Ansys HFSS or AutoCAD. How can I get the analitical aproximation of this surface by formulas?

21 February 2021 3,444 7 View

How can I obtain a sine function along a path with known equation?

I have a symmetric airfoil with known equation. Now a sine function passes along the airfoil equation like following figure. I want to find the sine function in (x,y) coordinate system.

17 February 2021 1,594 12 View

Does learning mathematics exclusively improve cognitive abilities?

Teaching Mathematics at school to all students is commonly justified by the opinion that it improves their problem-solving skills and "makes them smarter" (whichever measure is implied by this). I...

15 February 2021 7,391 7 View

Can we help fellow mathematicians get free ?

https://terrytao.wordpress.com/2021/02/08/a-statement-from-mathematics-department-faculty-at-stanford-and-mit/ Terry Tao blogged about this unfortunate event. Kindly share among Mathematical...

08 February 2021 1,055 3 View