Math / Science

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The Math / Science topic primarily includes discussions of mathematics, physics, statistics and economic analysis, but also biology, chemistry and other sciences.

Related Topics

  1. Miscellaneous
  2. Algorithms
  3. Programming Theory
  4. Microsoft Excel
  5. Programming
  6. Puzzles / Riddles
  7. Game Programming
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Hi Experts,

I was assigned to set up passwords to our users in a way that

1- Each user/department has their own password.
2- It should auto get changed every 3 months.

I was thinking of the …

1345 views
Free Tool: Site Down Detector
Free Tool: Site Down Detector

Helpful to verify reports of your own downtime, or to double check a downed website you are trying to access.

One of a set of tools we are providing to everyone as a way of saying thank you for being a part of the community.

What can I use it for besides a hedge against a falling dollar to BitCoin ratio?

427 views

I have Comcast. 20Mbs up/150Mbps down. I essentially want to know how much I can upload and download per hour. I come up with roughly 9GB upload per hour and then 62GB download per hour. Of course …

1239 views

Can you please suggest me any good book or links on this topic?

220 views

I know that a circle has 360 degrees and Pi has a very specific an known value.

The question is, must a circle had 360 degrees? Or was that a decision that was made so each quarter would have 90 …

1639 views

there are too many cap options in amazon.com,
 can you recommend what would be practically and also 'technology' wise (make material, construction, concept) best suited for a Teen boy
 who is going …

942 views

I have used Python, Natural Language Processing and web scraping technology to do some deep mining of Google's vast warehouses of articles on the web.

Is what I described considered artificial …

342 views

2 groups of people need to vote yes/no on a subject.
The subject does not relate to the group they are in and so the voting is seen as independent with both groups having the same information …

424 views

Hi,

Please find attached the excel spreadsheet.

You will find two sheets.  Tarif and Table.

In the Tarif sheet, I need to add the weight and the Zone Number, so that in B2, I get the Tarif.

535 views

I use a microcontroller to generate a sine wave. The microcontroller has a serial port (UART) and sends the digital generated data to a serial port of the PC. I use a USB to RS232 TTL adapter.
I can …

1060 views
[Webinar] Code, Load, and Grow
[Webinar] Code, Load, and Grow

Managing multiple websites, servers, applications, and security on a daily basis? Join us for a webinar on May 25th to learn how to simplify administration and management of virtual hosts for IT admins, create a secure environment, and deploy code more effectively and frequently.

Consider a typical Automotive Embedded  Software System.  

A discrete input signal is 0 or 1.  An example of discrete input is ignition ON or OFF.

After discrete input signal is debounced or a …

130 views

Hello,

I'm having an algebraic brain fart over here.  How would I solve for variable K in the following equation:

.25(2√K) - .03K = 0

I can move the .03K to the right of the equality symbol …

236 views

Hi,
I am wondering what program could be used for the attached project.
I'm wanting to find what variable weightings produce the maximum profit.
Is this a form of regression and if so which one ?

765 views

Hi Experts,

Please help me think through the following probability problem:

An event can happen anytime during the next 10 years (2017-2026)
For each of the years 2017,2018,2019 we are given …

1363 views

Hello and Good Afternoon Everyone,

           I am wondering how a seed know what it is when planted.  For instance, when a watermelon seed is planted, how does it result into a watermelon instead …

1073 views

My Honda Airwave was bought in 2008 & I heard it's assembled/made in Japan.

Would the following spark plug fit into it?  Hope the Airwave is not country specific:

3104 views

Hello,

This is a combined math and Excel question.

Given multiple (x, y) data points in a spreadsheet, how do you determine the curve that most closely represents the data points as well as the …

678 views

Hi Experts,

I have a database that did grow monthly the following in MB
Size
3330
3383
3426
3468
3523
3602
3686
3759
What is the way to calculate the expected growth for the next few …

15107 views

Hello,

Please correct me if I am wrong but isn't the following diagram from Wikipedia's Trigonometric Functions page (https://en.wikipedia.org/wiki/Trigonometric_functions) labeled incorrectly?

458 views
Industry Leaders: We Want Your Opinion!
Industry Leaders: We Want Your Opinion!

We value your feedback.

Take our survey and automatically be enter to win anyone of the following:
Yeti Cooler, Amazon eGift Card, and Movie eGift Card!

Vehicle's A and B are stationary on level ground. Vehicle A is 12 inches from the rear bumper of vehicle B.
The driver of vehicle be unknowingly relaxes their foot on the brake pedal.

Formula to …

462 views

Hi All,
Would you recommend a website(s) where it will show me the condensed basics of college level statistics in laymen’s terms – so that quickly I can understand the core and key concepts? and …

273 views
Examples of Enumerating Permutations and Combinations

I've attached the XLSM Excel spreadsheet I used in the video and also text files containing the macros used below.

https://filedb.experts-exchange.com/incoming/2017/03_w12/1151775/Permutations.txt…

067 views

If a London tube/metro train is setting from an below ground station and there is good wifi coverage and I'm in the last carriage, why is my iPhone not able to continue to receive data before it …

22168 views

Dear experts,

Can you please refer me to any online material/book which will demonstrate the application of the below rule with examples.

Rule: Total number of sections of zero or more things …

169 views

Dear experts,

Can you please refer me to any online material/book which will demonstrate the application of the below rule with examples.
Please help.

Rule:Number of selection of r things …

262 views
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201506-LO-Top-001

Math / Science

9K

Solutions

16

Articles & Videos

5K

Contributors

The Math / Science topic primarily includes discussions of mathematics, physics, statistics and economic analysis, but also biology, chemistry and other sciences.

Related Topics

  1. Miscellaneous
  2. Algorithms
  3. Programming Theory
  4. Microsoft Excel
  5. Programming
  6. Puzzles / Riddles