Introduction.BeginSets.Spring2011.v2

Introduction.BeginSets.Spring2011.v2 - Lecture Notes 1 The...

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The Internet: A Quantitative Approach ITI 111 sakai.rutgers.edu Prof. Paul Kantor kantor@scils.rutgers.edu Charlie File chasfile@rutgers.edu Lecture Notes 1
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of 29 slides 2 Spring 2011 • We will race through these slides so that we can begin doing something interesting
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of 29 slides 3 Check list • This is a no-surfing zone • Please bring to class – a quad ruled notebook to write on – pens and or pencils – eyes – ears – mouth - use with discretion – one human brain - use heavily .
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of 29 slides 4 What this course will do • Enable you to discuss how searching on the Internet works, using the correct fundamental language, which reflects an understanding of how things work: – Internet searching – User personalization/customization – provided we can get to it -- that’s up to you.
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of 29 slides 5 What does the word “discuss” mean? • Not – Talk about…have opinions … bluff … – Wave your hands in the air and shout (as on Cable) Instead Perform the basic computations that make SEARCH on the internet work Prove some of basic relations ( Theorems ) from the fields of mathematics that Internet SEARCH is built on. “If doing computations and proving theorems are not in you travel plans, this would be a good time to get off the plane”
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of 29 slides 6 Mathematicians use words differently from the rest of us • I am not actually a mathematician, but I will play one in the classroom • Find x 3 4 x Here it is!!
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of 29 slides 7 • Graphs – Pictorial summaries of trends; . . Of data; networks • Vectors – Mosquitoes? • Matrices – Frameworks? Bones? arrays of numbers We will study these topics
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of 29 slides 8 And these • Combinations – Underwear? lock-passwords? – Counts of possibilities • Probabilities – Uncertainties; lack of confidence; – chances of occurrence • Utilities – Gas and electric; anti-virus program; measures of preference
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of 29 slides 9 More formally: about You • I’d like to know a little more about you – if you have not done it please fill out the survey at: – Rutgers Sakai Go to http://sakai.rutgers.edu/ , and log into our class. ITI.111 – find the survey, and please fill it out. It is anonymous – it is under “polls” • Class etiquette – please: do not use a laptop in class – please: if you must take a cell phone call from your Mom, or your bookie, or whomever, please take the rest of the day off. – or return very very quietly
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of 29 slides 10 Interest in Math
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Introduction.BeginSets.Spring2011.v2 - Lecture Notes 1 The...

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