When closure of a path connected set is path connected again?

In general closure of a path connected set is not path connected. For example, the graph of sin(1/x) on (0,1] . However, if we require the original set to be open, does >that make the...

09 October 2019 8,505 5 View

Why are scientists trying to merge gravity and quantum physics even though gravity is just the curvature of space-time?

unification theory, string theory

02 March 2018 4,454 32 View

Can we define Cayley graphs for rough or based covering rough or super rough groups?

Based covering rough seds, Cayley graphs

01 February 2018 2,446 1 View

What is the regular magic square matrix?

for exmple 16 3 2 13 5 10 11 18 9 6 7 12 4 15 14 1 is a magic square madrix 4x4 widh endries 1, 2,3,.... 16.

10 November 2017 7,298 8 View

Happy new yearrrr?

happy life reality research fresh

11 December 2016 3,768 15 View

Is anybody interested to topology of max plus algebras?

10 November 2016 5,932 1 View

What is the relation between nano topology and rough sets?

09 October 2016 4,800 5 View

How is the generalized inverse of block product of matrices in max plus algebra?

Max plus algebra; generalized inverse; block product of matrices

06 July 2016 6,746 1 View

How are Toeplitz systems in tropical algebras?

Tropical algebras, Toeplitz systems

03 April 2016 8,405 6 View

How is the idea of tropical geometry and varieties with max-plus algebra?

Tropical geomtry, tropical varieties, max-plus algebras

02 March 2016 237 4 View

What is your perception on using visual analysis or quantitative approaches to evaluate data from single-case research designs (n of 1 trials)?

Results of single-case research designs (i.e., n-of-1 trials) are often evaluated by visually inspecting the time-series graph and computing quantitative indices. A question our research team is...

03 March 2021 687 1 View

How can I make stacked bar graph with scatter plot?

I want to make a stacked bar graph with showing each data value as dots. I tried with graph pad prism, version 6, but could not succeed. Does anyone have tried before making such graphs?

01 March 2021 9,383 1 View

What could be reason for getting such type of graph for complex impedance in case of polymer blend films?

Its effect appears in real part of ac conductivity also. Can anyone suggest any reason behind it?

26 February 2021 3,487 3 View

Can I use a graph from a another source in a thesis?

I have a permission from X company to use their graph from a report, but they have a reference in the bottom left corner of the graph as follows: "Source: Database Y". Is it OK to use this graph...

24 February 2021 2,269 3 View

I have need of XRD graph analysis software for phase identification. Can you please provide links for software tools which can be downloaded?

i am trying to download x'pert high score software, but can't download it. please do suggest software for phase analysis

24 February 2021 5,687 4 View

Could you please suggest to me research in which a relation between the shear wave velocity and the degree of saturation for stone was discussed?

Hi all, I am looking for a graph or a relation that relates the degree of saturation and the shear wave velocity for the marlstone. Looking forward to your suggestions Best Regards

24 February 2021 9,690 1 View

How can I measure the surface interaction or surface interfacial chemistry between polishing abrasives and upper surface of substrate ?

I am working on polishing abrasives. I need to do few characterizations ? which can provide the on time surface chemistry of substrate with polishing abrasive during optical polishing. I would...

18 February 2021 5,319 3 View

How to get rough estimation of the concentrations of Oxygen and moisture inside the glove box?

Dear colleagues, I was just wondering if you can suggest a good method to get a rough estimation to the concentration of O2 and H2O inside the glove box as unfortunately, our glove box doesn't...

17 February 2021 1,012 3 View

Algorithms to filter corrective max and min from a set of data?

I've got this 5 year Direct Normal Irradiance data I downloaded from https://re.jrc.ec.europa.eu/. I ordered this by year and by every 24 hours because I need the DNI curve by max in summer, min...

17 February 2021 2,777 5 View

There is any numerical criterion for identifying neighbours for Voronoi /Gabriel graphs?

If there is a set of n points in a plan (with known x, y coordinates), can I use a numerical criterion to establish if two points are neighbours, given the definition of a neighbour for Voronoi...

17 February 2021 6,914 4 View