enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Extended real number line - Wikipedia

    en.wikipedia.org/wiki/Extended_real_number_line

    Extended real numbers (top) vs projectively extended real numbers (bottom). In mathematics, the extended real number system [a] is obtained from the real number system by adding two elements denoted + and [b] that are respectively greater and lower than every real number.

  3. Penrose diagram - Wikipedia

    en.wikipedia.org/wiki/Penrose_diagram

    Penrose diagram of an infinite Minkowski universe, horizontal axis u, vertical axis v. In theoretical physics, a Penrose diagram (named after mathematical physicist Roger Penrose) is a two-dimensional diagram capturing the causal relations between different points in spacetime through a conformal treatment of infinity.

  4. E-mini - Wikipedia

    en.wikipedia.org/wiki/E-mini

    E-minis are futures contracts that represent a fraction of the value of standard futures. They are traded primarily on the Chicago Mercantile Exchange.As of April, 2011, CME lists 44 unique E-mini contracts, [1] of which approximately 10 have average daily trading volumes of over 1,000 contracts.

  5. Analemma - Wikipedia

    en.wikipedia.org/wiki/Analemma

    Calculate and Chart the Analemma — a web site offered by a Fairfax County Public Schools planetarium that describes the analemma and also offers a downloadable spreadsheet that allows the user to experiment with analemmas of varying shapes. Analemma Sundial Applet — includes many reference charts.

  6. Infinity symbol - Wikipedia

    en.wikipedia.org/wiki/Infinity_symbol

    The infinity symbol (∞) is a mathematical symbol representing the concept of infinity. This symbol is also called a lemniscate , [ 1 ] after the lemniscate curves of a similar shape studied in algebraic geometry , [ 2 ] or "lazy eight", in the terminology of livestock branding .

  7. Charles Drummond - Wikipedia

    en.wikipedia.org/wiki/Charles_Drummond

    Charles Drummond (born 1936), is a Canadian securities trader, market technician, author, educator, speaker and technical analyst.Drummond developed and popularized the "Point and Line" method of technical analysis, [1] also known as "P&L Charting" and Drummond Geometry.

  8. Beyond Infinity (mathematics book) - Wikipedia

    en.wikipedia.org/wiki/Beyond_Infinity...

    Beyond Infinity : An Expedition to the Outer Limits of Mathematics is a popular mathematics book by Eugenia Cheng centered on concepts of infinity. It was published by Basic Books and (with a slightly different title) by Profile Books in 2017, [ 1 ] [ 2 ] [ 3 ] and in a paperback edition in 2018. [ 4 ]

  9. List of character tables for chemically important 3D point groups

    en.wikipedia.org/wiki/List_of_character_tables...

    This lists the character tables for the more common molecular point groups used in the study of molecular symmetry.These tables are based on the group-theoretical treatment of the symmetry operations present in common molecules, and are useful in molecular spectroscopy and quantum chemistry.