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David Stilson
Works at Stilson.net
Lives in San Diego
62 followers|7,499 views
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David Stilson

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I think if you look at this animation and think about it long enough, you’ll understand:

* Why circles and right-angle triangles and angles are all related
* Why sine is opposite over hypotenuse and so on
* Why cosine is simply sine but offset by pi/2 radians

via http://scienceisbeauty.tumblr.com/post/82465753340/one-of-the-answers-to-the-topic-visually-stunning
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David Stilson

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Graph trace out by different geometric shapes comparison.

#maths   #mathematics   #geometry  
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and of course jinra and sony tell us to put our soundtrack on 
SoundCloud.......
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David Stilson

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Pacific Standard, a beer bar in Park Slope, created the 'Neil deGrasserac Tyson' in honor of the country's Sexiest Astrophysicist.
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Have him in circles
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David Stilson

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Job Opening: Health and Human Services Secretary, US Government
The ideal candidate will be an expert in HTML/CSS, Computer and Network Security, Cloud Computing, Open Stack, Linux, LAMP Applications, SaaS, JavaScript, Mega Databases, Python, C, C++, PHP, CMS's and disaster recovery. A background in health care is helpful, but not essential for this position.
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Here's a list of Maths Equations that changed the World!
A brilliant treat for all Maths lovers! :)
Image source: Business Insider
#mathsforlife #mathematics
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“You can drive for free, forever, on pure sunlight. That's the… message we're trying to convey. So even if… there's a zombie apocalypse and the grid breaks down, you'll still be able to charge your car,” Elon Musk says, describing the effort of his electric car company, Tesla Motors: http://cbsn.ws/1rVk7xn

#Tesla   #TeslaMotors   #ElonMusk   #SpaceX   #ElectricCars  
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David Stilson

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*Steve Wozniak's keynote address at the Energy Thought Summit * YouTube http://ow.ly/uX0CX
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People
Have him in circles
62 people
fauzan zada's profile photo
Philip Ballew's profile photo
Stephani Barnes's profile photo
Sibi Prabakaran's profile photo
Abena Kwame's profile photo
shada Pathor's profile photo
Miguel Duran's profile photo
Work
Occupation
Course Development, Ubuntu Linux, Career Counseling
Skills
Ubuntu Linux, Moodle, A+, Information Technology
Employment
  • Stilson.net
    Principal, present
    Develop and taught courses using the Moodle LMS. IT instructor for Cisco, A+, Network+ and Linux. Taught courses worked as a career counseling for disabled Iraq and Afghanistan veterans to make the transition to civilian life.
  • Cisco Systems, Inc.
    Course Developer/Instructor, 1999 - 2007
    Developed courses for the IT Essentials and CCNA programs. Ran a Cisco Regional Program. Taught Cisco course in Venezuela. Technical Writer for Cisco's Global Learning Network program.
Basic Information
Gender
Male
Story
Tagline
IT Support, Linux, Career Counseling
Introduction
Andover HS, Eastern Michigan Univ, PLNU (MA in Education)
Bragging rights
3 daughters, one at NAU, one at UC Davis, one graduated with a degree in Biology
Places
Map of the places this user has livedMap of the places this user has livedMap of the places this user has lived
Currently
San Diego
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