Is there an analytical formula for the partial sums of the binomial coefficient?

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Differences between sheep blood with Alsever solution vs citrated/defibrinated sheep blood in microbiological media?

I am aware of a study that has compared the use of citrated and defibrinated sheep's blood in microbiological media (Hair Sheep Blood, Citrated or Defibrinated, Fulfills All Req... ), but can...

10 February 2021 5,927 1 View

Infinite order of Laguerre?

If Lmn(x) is the Laguerre polynomial of order m and degree n Is there a means of computing Lmn(x) for 1) m goes to infinity 2) n goes to infinity

08 February 2021 6,320 4 View

Sharpening algorithm for similar images with different levels of blurring?

Say for arguments sake I have two or more images with different degrees of blurring. Is there an algorithm that can (faithfully) reconstruct the underlying image based in the blurred...

17 January 2021 7,324 3 View

How to make a pushover Analysis of a reinforced cantilever beam in ABAQUS?

Hello everyone, Im doing a pushover Analysis of a cantilever beam in ABAQUS, made of reinforced concrete, but my model doesnt seem to converge proberly. The program simply aborts before hitting a...

15 January 2021 1,627 3 View

How to illustrate FE Panel Regression with LSDV in a research framework?

First time to use FE Panel Data Regression using LSDV, and not familiar with how to illustrate it in a research framework. We have regional CSR score as IV and Social Development ( four areas:...

14 January 2021 580 3 View

Domestic ancient Egyptian gods and goddesses?

Who are the gods that ancient Egyptians thought of as closer to them and could have a personal connection with them?

25 December 2020 5,505 1 View

Could someone help me recheck my identification of my moth samples?

Greetings to all! I am humbly asking for some help, in regards to the checking of my moth samples. Though it is of great inconvenience to you all, I will respect your decision nevertheless....

08 December 2020 6,009 5 View

Is there a relationship that can be used to relate flow rate (m3/s) to MPa in fluid injection rate?

I am doing simulation exercise of which I have to inject fluid pressure into a borehole. The parameters I am using the injection rate is given in pressure (MPa) and the software accept injection...

01 December 2020 3,221 2 View

What is the current and voltage profile for a short dipole antenna when the monopoles have different lengths?

The textbooks show a triangular pattern for the current as the limiting case for a short dipole, and how this may be considered to be the limiting case for the sinusoidal current distribution....

26 November 2020 5,280 5 View

Best way to teach Data Structures and Algorithms?

Next semester I am teaching an online class on Data Structures and Algorithms. The students will have had two programming classes in C++ and Java each. I am looking for a way to engage the...

11 November 2020 1,176 4 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

What test should I use to compare two or three means, if data is not normally distributed but sample size is > 30 in each group?

I personally feel this as a most confusing question. As per my understanding, if sample size is > 30, and sample is skewed, we can still use paramteric approach, as it will follow Z...

01 March 2021 1,587 6 View

Distribution of particles in metal matrix?

How would define the "good" and "poor" distribution of particles within the matrix. Is there a quantitative solution to assess the distribution of the particles, which then having denotation of...

28 February 2021 7,397 8 View

Is there a deep reason for using the squared modulus of the wave function as the probability density of the existence of the particle?

I think we were all surprised at the first time we got to know quantum mechanics that the squared modulus of the wave function is the probability density of the existence of the particle? The role...

28 February 2021 6,282 9 View

How to plot the probability paper of Gumbel distribution using R programing?

In R-studio, there are many commands of Gumbel package. Arguments are also different. I`m asking about the alpha parameter of the Copula which must be greater than 1. If this is the one used to...

25 February 2021 5,229 3 View

Has anyone used the Illumina ITS1 primer sets?

Hi everyone, Illumina provides a list of primers to amplify with high taxonomic coverage the ITS1 region for further fungal sequencing, but I cannot find the exact amount necessary of each...

25 February 2021 6,969 3 View

How do you mesh a thin solid in Fluent?

Hello, I have used the shell function on SpaceClaim to create thin solids for the model I am studying. These are contained within an enclosure for my study. I chose this approach as it avoids the...

24 February 2021 8,856 3 View

How to examine multicolineairty in backwards regression with binary variables?

I did a backwards regression with various binary variables, but some of the binary variables are negatively correlated with the outcome, which would make no sense cause the correlation univariate...

21 February 2021 4,392 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