Discussion about math, puzzles, games and fun.   Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °

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## #1 2013-01-19 11:40:44

scientia
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### Scientia’s puzzles

#1. What is the meaning of the following?

## #2 2013-03-05 02:52:11

Agnishom
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### Re: Scientia’s puzzles

both The positive or negative value of x

'And fun? If maths is fun, then getting a tooth extraction is fun. A viral infection is fun. Rabies shots are fun.'
'God exists because Mathematics is consistent, and the devil exists because we cannot prove it'
'The whole person changes, why can't a habit?' -Alokananda

## #3 2013-03-05 05:09:44

anonimnystefy
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### Re: Scientia’s puzzles

The plus/minus sign followed by a times sign? Doesn't make much sense...

The limit operator is just an excuse for doing something you know you can't.
“It's the subject that nobody knows anything about that we can all talk about!” ― Richard Feynman
“Taking a new step, uttering a new word, is what people fear most.” ― Fyodor Dostoyevsky, Crime and Punishment

## #4 2013-03-06 03:25:41

scientia
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### Re: Scientia’s puzzles

#### anonimnystefy wrote:

The plus/minus sign followed by a times sign? Doesn't make much sense...

You are very, very, VERY close to the answer.

## #5 2013-03-06 03:33:47

anonimnystefy
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### Re: Scientia’s puzzles

Good times, bad times?

Last edited by anonimnystefy (2013-03-06 03:34:37)

The limit operator is just an excuse for doing something you know you can't.
“It's the subject that nobody knows anything about that we can all talk about!” ― Richard Feynman
“Taking a new step, uttering a new word, is what people fear most.” ― Fyodor Dostoyevsky, Crime and Punishment

## #6 2013-03-06 06:47:22

scientia
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### Re: Scientia’s puzzles

Nope. You were actually closer the first time.

## #7 2013-03-07 08:00:33

scientia
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### Re: Scientia’s puzzles

If you get the hang of it, you can try the next one.

#2. [1 − cos2()]1/2

## #8 2013-03-07 09:46:05

anonimnystefy
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### Re: Scientia’s puzzles

Absolute sign of sleeping?

The limit operator is just an excuse for doing something you know you can't.
“It's the subject that nobody knows anything about that we can all talk about!” ― Richard Feynman
“Taking a new step, uttering a new word, is what people fear most.” ― Fyodor Dostoyevsky, Crime and Punishment

## #9 2013-03-08 01:16:43

Agnishom
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### Re: Scientia’s puzzles

sin(sleeping)

'And fun? If maths is fun, then getting a tooth extraction is fun. A viral infection is fun. Rabies shots are fun.'
'God exists because Mathematics is consistent, and the devil exists because we cannot prove it'
'The whole person changes, why can't a habit?' -Alokananda

## #10 2013-03-08 07:01:19

scientia
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### Re: Scientia’s puzzles

@anonimnystefy: Nope.

@Agnishom: Nope.

Try again.

## #11 2013-03-12 04:26:20

Nehushtan
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### Re: Scientia’s puzzles

130 books currently added on Goodreads

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