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wdlang
  • Member for 9 years
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14 votes
3 answers
7k views

When did humans realize that there is no air on the Moon?

9 votes
2 answers
2k views

When did people start viewing a matrix as a linear transformation between two vector spaces?

8 votes
1 answer
3k views

Why did Laplace invent the Laplace transform?

8 votes
6 answers
323 views

Remarkable numerical calculations before electronic computers

6 votes
3 answers
773 views

Did Kepler arrive at his planetary laws based on Mars's orbit alone?

6 votes
3 answers
373 views

What did Lobachevsky do?

4 votes
0 answers
148 views

How did people calculate the zeros of the Bessel functions before the electronic computer?

4 votes
1 answer
330 views

Original document of the Gaussian integral

4 votes
2 answers
287 views

Did the Soviet Union emphasize nuclear physics over biology?

3 votes
0 answers
380 views

How was the use of upper and lower indices in tensor notation developed?

3 votes
0 answers
77 views

What is the first effect demonstrating the importance (or existence) of quantum coherence?

3 votes
1 answer
829 views

Was Rutherford's atomic model questioned at the time?

3 votes
1 answer
489 views

Was carbon dioxide also called carbonic acid historically?

3 votes
1 answer
93 views

Mellin's original paper on his transform

1 vote
0 answers
38 views

Who first discovered that the specific heat of gas decreases with temperature?

1 vote
1 answer
77 views

Did people consider energy quantization of nonlinear oscillators after Planck?

0 votes
1 answer
82 views

Who first came up with the idea that heavenly laws and earthly laws should be the same?

0 votes
0 answers
49 views

experimental evidence of fusion

-1 votes
1 answer
131 views

How did people describe the frequency of a wave before Hertz? [duplicate]