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Infinity and Beyond!. A prelude to Infinite Sequences and Series (Ch 12). Infinity and Fractals…. Fractals are self-similar objects whose overall geometric form and structure repeat at various scales they provide us with a “glimpse” into the wonderful way in which nature and mathematics meet.
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Infinity and Beyond! A prelude to Infinite Sequences and Series (Ch 12)
Infinity and Fractals… • Fractals are self-similar objects whose overall geometric form and structure repeat at various scales they provide us with a “glimpse” into the wonderful way in which nature and mathematics meet. • Fractals often arise when investigating numerical solutions of differential (and other equations). • Fractals provide a visual representation of many of the key ideas of infinite sequences and series.
Paradoxes of Infinity • Zeno • Motion is impossible • Achilles and the tortoise • Math prof version
The Koch Snowflake and Infinite Sequences… What is a Koch Snowflake? • How “long” is a section of the Koch Snowflake between x = 0 and x = 1? • Anything else odd about this? • What “dimension” is it? • Can you differentiate it?
What is the area of a Koch Snowflake? • Start with this…
Rules of the Game… • Section 12.1 – defines sequence and basic terminology • Section 12.2 – extends definitions to infinite series • Use many of the ideas that you developed about limits in Math 200 and 205 • Important Theorems: • The Squeeze Theorem • L’Hopital’s Rules Examples: pg 747-48: 5, 12, 33
Convergence • True or Falsea series for whichmust converge. Examples: 756-57: 2, 21,44