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shouta wants to join

Started by ikanaide, May 11, 2012, 02:47:32 PM

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0 Members and 2 Guests are viewing this topic.

allow join?

yes, join
20 (90.9%)
no, fuck off
2 (9.1%)

Total Members Voted: 21

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applesauce

wait grants cousin and ikandis former gf cousin both joined?

Socks

I will dominate all New Boyagers.

The Hand That Fisted Everyone

no one was excited when i got one new semiactive member to join  baddood;

also cool, i hope he posts soon

Amethyst

Those antibot measures are really confusing I was pretty sure that 5 - 2 + 1 = 2 but it kept saying that I was wrong.

Thyme

Quote from: Amethyst on May 12, 2012, 06:22:06 AM
Those antibot measures are really confusing I was pretty sure that 5 - 2 + 1 = 2 but it kept saying that I was wrong.


rofl ifeelbetter;

Daddy

Quote from: Amethyst on May 12, 2012, 06:22:06 AM
Those antibot measures are really confusing I was pretty sure that 5 - 2 + 1 = 2 but it kept saying that I was wrong.
(5-2) + 1

Not 5-(2+1)

akudood;

ME##

Quote from: N o t S i d on May 11, 2012, 09:32:41 PM
no one was excited when i got one new semiactive member to join  baddood;

also cool, i hope he posts soon
yes we were :(

FAMY2

Quote from: Khadafi on May 12, 2012, 06:59:01 AM
(5-2) + 1

Not 5-(2+1)

akudood;


But addition is always done first.   doodhuh;

Thyme

Quote from: FAMY2 on May 12, 2012, 10:01:03 AM
But addition is always done first.   doodhuh;


what no

additions and substractions are on the same level of priority (the last one)

bluaki

Quote from: Thyme on May 12, 2012, 10:04:04 AM
what no

additions and substractions are on the same level of priority (the last one)
It surprises me how often I have to explain exactly this to people

I guess the mnemonic "PEMDAS" makes people think "MDAS" are exactly in that order

Amethyst

They aren't in that order? :s

bluaki

Quote from: Amethyst on May 12, 2012, 12:41:58 PM
They aren't in that order? :s
Addition and subtraction share the same priority and are evaluated left-to-right
Multiplication and division share the same priority and are evaluated left-to-right: "6 / 2 * 3" is equal to 9, not 1

and "PEMDAS" is also an oversimplification that excludes some things like negative sign, which has lower priority than exponentiation, making -42 = -16 although (-4)2 = +16

Thyme

Quote from: bluaki on May 12, 2012, 12:52:22 PM
like negative sign, which has lower priority than exponentiation, making -42 = -16 although (-4)2 = +16


oh wow, i had forgotten about that one O_0

bluaki

Quote from: Thyme on May 12, 2012, 12:54:49 PM
oh wow, i had forgotten about that one O_0
I once programmed a math calculator/parser and that particular rule took extra effort to evaluate correctly

I even implemented non-parenthesized functions, which are very rarely supported by those kind of programs and have somewhat unique priority like in "sqrt 8*2^3 + 1" n_u

Also, unlike the other operations, exponentiation is evaluated right-to-left, so "2^3^2" usually should be evaluated like "2^(3^2)" (512) rather than "(2^3)^2" (64)

Amethyst

Quote from: bluaki on May 12, 2012, 12:52:22 PM
Addition and subtraction share the same priority and are evaluated left-to-right
Multiplication and division share the same priority and are evaluated left-to-right: "6 / 2 * 3" is equal to 9, not 1

and "PEMDAS" is also an oversimplification that excludes some things like negative sign, which has lower priority than exponentiation, making -42 = -16 although (-4)2 = +16

so after E everything has the same priority?

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