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• Today, 21:16
topsquark replied to a thread [SOLVED] 281 7.5.9 int wiht partail fractions in Calculus
Yeah but I still sometimes miss those old days where DOS was high tech and Windows hadn't been invented yet. -Dan
4 replies | 406 view(s)
• Today, 15:59
topsquark replied to a thread sum of infinite series in Calculus
A quick note: \sum_{k = 1}^{\infty} \dfrac{k^2}{2^k} \neq \sum_{k = 1}^{\infty} k^2 \cdot \sum_{k = 1}^{\infty} \dfrac{1}{2 ^k} -Dan
1 replies | 43 view(s)
• Today, 07:50
Hi Wooody, Great info! Thank you. Time Series forecasting is something I'm working on quite a bit at my day job so this is a great problem for me...
3 replies | 314 view(s)
• October 14th, 2019, 23:22
Hi Wooody, Welcome to MHB! :) What you have is a time-series. These problems are very common in business and have gotten a lot of attention...
3 replies | 314 view(s)
• October 14th, 2019, 10:43
How about $$y=(a+b)^{a+b}-a^b?$$
1 replies | 310 view(s)
• October 10th, 2019, 16:34
Greg replied to a thread Hello in Introductions
Hello and welcome! :D
1 replies | 1374 view(s)
• October 9th, 2019, 16:44
In Landau's Foundations of Analysis, on page 2, he simply incorporates it into his version of the Peano axiom 2, which he phrases as, "For each $x$...
6 replies | 363 view(s)
• October 9th, 2019, 11:05
Here is this week's POTW: ----- If $x$ and $y$ are positive real numbers that satisfy the equation $x+4\sqrt{xy}-2\sqrt{x}-4\sqrt{y}+4y=3$,...
0 replies | 375 view(s)
• October 9th, 2019, 09:56
Congratulations to the following members for their correct solution!(Cool) 1. MegaMoh 2. kaliprasad 3. castor28 4. lfdahl 5. Opalg Solution...
1 replies | 500 view(s)
• October 8th, 2019, 11:54
As I mentioned elsewhere, see here. -Dan
3 replies | 505 view(s)
• October 8th, 2019, 10:38
You're welcome!
13 replies | 1000 view(s)
• October 7th, 2019, 11:28
Right, I would agree that they are not opposites, since a third option exists. It's no different from open and closed intervals. $(0,1)$ is an open...
13 replies | 1000 view(s)
• October 7th, 2019, 09:16
I would actually define the term like this (it's not a standard term, so anything goes!): A set of events is mutually inclusive if the occurrence...
13 replies | 1000 view(s)
• October 5th, 2019, 21:15
Hi all, Recently I watched the Oscar-winning movie "Green Book", it is an amazing movie inspired by the true story about the segregation era in...
8 replies | 881 view(s)
• October 5th, 2019, 20:53
anemone posted a visitor message on Johnali2014's profile
Hi John, thanks for joining MHB! You know, you can post the question at the algebra sub-forum, and I'd be more than happy to help you from there,...
• October 4th, 2019, 17:14
Sure, you can define that term if you like. One way to describe the events is that they have non-empty intersection (if you want it possible for all...
13 replies | 1000 view(s)
• October 4th, 2019, 14:31
Yes, and this definition does that. But it does it as follows: Step 1. Compare Event 1 to Event 2: mutually exclusive. Step 2. Compare Event 1 to...
13 replies | 1000 view(s)
• October 4th, 2019, 11:25
This is correct. This is correct. This is definitely incorrect. It should read like this:
13 replies | 1000 view(s)
• October 4th, 2019, 10:43
According to the wiki article: So in your example, the three events are definitely not mutually exclusive (if 3 or 4 happened, 4 or 5 could have...
13 replies | 1000 view(s)
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