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  2. List of emergency telephone numbers - Wikipedia

    en.wikipedia.org/wiki/List_of_emergency...

    106 – emergency number in Australia for textphone/TTY; 108 – emergency number in India (22 states) 110 – emergency number mainly in China, Japan, Taiwan; 111 – emergency number in New Zealand; 112 – emergency number across the European Union and on GSM mobile networks across the world; 119 – emergency number in Jamaica and parts of Asia

  3. Kamala Harris - Wikipedia

    en.wikipedia.org/wiki/Kamala_Harris

    Kamala Devi Harris (/ ˈ k ɑː m ə l ə ˈ d eɪ v i / ⓘ KAH-mə-lə DAY-vee [2]) (born October 20, 1964) is an American politician and attorney who has been the 49th and current vice president of the United States since 2021, serving with President Joe Biden.

  4. Greek letters used in mathematics, science, and engineering

    en.wikipedia.org/wiki/Greek_letters_used_in...

    Greek letters are used in mathematics, science, engineering, and other areas where mathematical notation is used as symbols for constants, special functions, and also conventionally for variables representing certain quantities. In these contexts, the capital letters and the small letters represent distinct and unrelated entities.

  5. Personal unblocking key - Wikipedia

    en.wikipedia.org/wiki/Personal_unblocking_key

    After switching on the phone, if the PIN security function is active, the user is required to enter a 4-8 digit PIN to unlock the SIM card and connect to the mobile network. Without this, functions such as phone calls (except for emergency calls), text messages and mobile data will not be available.

  6. Delta (letter) - Wikipedia

    en.wikipedia.org/wiki/Delta_(letter)

    Change of any changeable quantity, in mathematics and the sciences (in particular, the difference operator [5] [6]); for example, in =, the average change of y per unit x (i.e. the change of y over the change of x). Delta is the initial letter of the Greek word διαφορά diaphorá, "difference".

  7. DEA number - Wikipedia

    en.wikipedia.org/wiki/DEA_number

    A valid DEA number consists of: 2 letters, 6 numbers, and 1 check digit; The first letter is a code identifying the type of registrant (see below) The second letter is the first letter of the registrant's last name, or "9" for registrants using a business address instead of name.

  8. Greek numerals - Wikipedia

    en.wikipedia.org/wiki/Greek_numerals

    Greek numerals, also known as Ionic, Ionian, Milesian, or Alexandrian numerals, is a system of writing numbers using the letters of the Greek alphabet.In modern Greece, they are still used for ordinal numbers and in contexts similar to those in which Roman numerals are still used in the Western world.

  9. North American Numbering Plan - Wikipedia

    en.wikipedia.org/wiki/North_American_Numbering_Plan

    This change also required modification of the local dialing procedures to distinguish local calls from long-distance calls with area codes. Requiring 1 to be dialed before the full number in some areas provided for area codes of the form N10, such as 210 in the San Antonio, Texas, area and 410 in eastern Maryland.