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umbli

60 Reputation

4 Badges

5 years, 241 days
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umbli has a reputation of 60. What is reputation?

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umbli has asked six Questions

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4
3

How do I define an orthonormal tetrad...

orthonormal physics tetrads
October 08 2020
2
2

Tensor definition and suming over repeated...

physics tensor
February 10 2020
2
3

How do I find g(l,l) and covariant deriv...

metric physics
June 03 2019
2
1

Problem changing signature in Physics...

syntax physics
May 31 2019
1
5

How do I tell maple that a variable...

metric declare physics
May 31 2019

umbli has contributed seven Replies

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0
0

Using 0 as an index

June 02 2019
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changing values taken by spacetime indices

June 02 2019
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Thank you

June 03 2019
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So, functional dependence should always be specifi...

June 04 2019
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@ecterrab This is great. Thanks a lot

February 11 2020

umbli has six Favorites

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4
2

Physics Package - SumOverRepeatedIndices...

May 29 2015
4
3

How do I define an orthonormal tetrad...

orthonormal physics tetrads
October 08 2020
3
7

D_ Physics Different than GRTensorII...

July 28 2015
2
2

General Relativity: Initialization of...

November 09 2013
2
2

Defining Specific Spacetime Vector

October 09 2013