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  2. Direction, position, or indication sign - Wikipedia

    en.wikipedia.org/wiki/Direction,_position,_or...

    A direction sign, more fully defined as a direction, position, or indication sign by the Vienna Convention on Road Signs and Signals, is any road sign used primarily to give information about the location of either the driver or possible destinations, and are considered a subset of the informative signs group. Direction signs are far more ...

  3. Map symbol - Wikipedia

    en.wikipedia.org/wiki/Map_symbol

    Map symbols can thus be categorized by how they suggest this connection: [6] [7] Iconic symbols (also "image", "pictorial", or "replicative") have a similar appearance to the real-world feature, although it is often in a generalized manner; e.g. a tree icon to represent a forest, brown denoting desert, or green denoting vegetation.

  4. List of common physics notations - Wikipedia

    en.wikipedia.org/wiki/List_of_common_physics...

    direction: unitless impact parameter meter (m) differential (e.g. ) varied depending on context differential vector element of surface area A, with infinitesimally small magnitude and direction normal to surface S: square meter (m 2) differential element of volume V enclosed by surface S

  5. List of symbols - Wikipedia

    en.wikipedia.org/wiki/List_of_symbols

    Hazard symbols; List of mathematical constants (typically letters and compound symbols) Glossary of mathematical symbols; List of physical constants (typically letters and compound symbols) List of common physics notations (typically letters used as variable names in equations) Rod of Asclepius / Caduceus as a symbol of medicine

  6. DOT pictograms - Wikipedia

    en.wikipedia.org/wiki/DOT_pictograms

    For example, in 1999 the Red Cross informed Ultimate Symbol that their 1996 publication Official Signs & Icons, featuring various symbol collections, that the Red Cross in the AIGA pictogram collection was a violation of the Geneva Convention and United States trademark laws, and asked for its removal from future editions.

  7. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  8. Luopan - Wikipedia

    en.wikipedia.org/wiki/Luopan

    This line is used to find the direction and note position on the rings. Small feng shui compass, c. 1800–1894, from the Oxford College Archives of Emory University. A conventional compass has markings for four or eight directions, while a luopan typically contains markings for 24 directions. This translates to 15 degrees per direction.

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