# DrClaude's Recent Activity

1. ### DrClaude liked davenn's post in the thread Lame Jokes.

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Jan 22, 2019 at 4:27 AM
2. ### DrClaude liked mfb's post in the thread Stargazing Lunar Eclipse Jan 20-21, 2019.

Scott Manley picked it up It was clearly an asteroid. There are telescopes that routinely watch the Moon for impacts - but not during...

Jan 22, 2019 at 4:25 AM
3. ### DrClaude replied to the thread Fortran: array syntax.

We are not talking about obfuscating code here. We are talking about using the features of a high-level language to get simpler code...

Jan 22, 2019 at 4:21 AM
4. ### DrClaude liked davenn's post in the thread Lame Jokes.

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Jan 22, 2019 at 4:15 AM
5. ### DrClaude liked Mark44's post in the thread B How would I write this trig solution?.

Although it's true that 2 has two square roots, the symbol $\sqrt{2}$ is by definition the principal, or positive, square root. As...

Jan 22, 2019 at 4:13 AM
6. ### DrClaude replied to the thread Are humans altruistic?.

Jan 21, 2019 at 9:57 AM
7. ### DrClaude replied to the thread B Why didn't the Moon go fully red for this eclipse?.

@russ_watters has photographed that effect:

Jan 21, 2019 at 9:56 AM
8. ### DrClaude replied to the thread Bug Multiquote Failure.

It's not the "multi-quote" feature, but it is an alternative method. As @Wrichik Basu noted, it is a question of the draft of your...

Jan 21, 2019 at 9:53 AM

This is the answer to a question which wasn't posed. Furthermore it is definitely wrong. As you can see, the LHS of $h(x) = cf(x) +... Jan 21, 2019 at 9:43 AM 10. ### DrClaude replied to the thread Are humans altruistic?. If feeling good about doing something altruistically means it is not altruistic, then you have defined altruism out of existence. Jan 21, 2019 at 9:42 AM 11. ### DrClaude replied to the thread B Linear combination of functions -- meaning?. What you wrote is incorrect. It is the fact that$f(x)$and$g(x)## appear with to the power of 1 that makes it a linear...

Jan 21, 2019 at 7:55 AM