# Questions tagged [mathematics]

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### Applications of differential/integral calculus in crystallography

I'm writing a paragraph about Applications of differential/integral calculus in crystallography and I want to know how crystallography is related to calculus and what formulas and equations would be ...
1 vote
53 views

### Can we know if a numerical model will converge or not according to the boundary conditions?

Consider a square 2D domain and a steady-state simulation. According to the geology of the domain, the North, South, West and East limits must be conditions of zero flow (Neumann). The aquifer ...
65 views

### Recommend books on Lat Long

I am a lyaman of Geography, and working on a project to calcuate x,y (from a rectangle coordinate system) to Lat,Long I searched on the net, and fell complete lost in the big world of geometry, ...
1 vote
45 views

### What are the boundary conditions for Navier's Equations of motion in seismic?

Navier's equations of motion in seismic have 3 solutions, according to how it is resolved (boundary conditions): for Vp (compression waves) for Vs (shear waves) for Vr (Rayleigh waves) I know the ...
37 views

### How to calculate relative humidity with temperature and dew point? [duplicate]

I got this formula for calculating- 100x(EXP.((17.625x32)/(243.04+32)/EXP.((17.625x54)/(243.04+54)))=? The answer should be 43, but I Keep getting 65. Please, can anyone calculate this correctly? ...
• 1
44 views

### Is There a Correlation Between Earthquake Magnitude and the Deformation Observed in the Rock?

I've been doing a little geology research. One of the topics that I noticed was the existence of "deformations" that appear in the rock layers if an earthquake has occurred. Smaller ...
32 views

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### regression map vs correlation map

What is the exact difference between regression and correlation maps? I know that they are often used in climate science but which is the difference in the information they provide? Here an example I ...
• 489
2k views

### How do I convert kg·kg⁻¹ to ppbV (parts per billion volume)?

I am using the CAMS model output data to figure out the ground level ozone at a particular place. It is given in mass mixing ratio, and I want to convert to parts per billion volume mixing ratio (...
1 vote
145 views

### how much entropy is there in the shape of a rock?

If I dig up a given rock, make a 3d model of it, and compare that model with those of a large number of other rocks from the same area, what fraction of other rocks would have the same 3d model? Let'...
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638 views

### Applications of differential/integral calculus in crystallography (teaching undergraduates)?

I'm a mathematics professor who is seeking to find interesting, application-driven ways of teaching freshmen college students differential/integral calculus. I am in no way versed in crystallography ...
215 views

### What makes up a gradient [closed]

My question is a two part question. First I currently know of two different gradients.I think there is more; however, I don't completely understand what makes a gradient. So, here is my questions. ...