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  2. Euler's identity - Wikipedia

    en.wikipedia.org/wiki/Euler's_identity

    Since is for r = 1 and =, this can be interpreted as a fact about the number −1 on the complex plane: its distance from the origin is 1, and its angle from the positive x-axis is radians. Additionally, when any complex number z is multiplied by e i θ {\displaystyle e^{i\theta }} , it has the effect of rotating z counterclockwise by an angle ...

  3. Press F to pay respects - Wikipedia

    en.wikipedia.org/wiki/Press_F_to_pay_respects

    Screenshot from Call of Duty: Advanced Warfare, where the prompt is visible both on the screen and over the coffin "Press F to pay respects" is an Internet meme that originated from Call of Duty: Advanced Warfare, a 2014 first-person shooter in Activision's Call of Duty franchise.

  4. Lockheed Martin F-35 Lightning II - Wikipedia

    en.wikipedia.org/wiki/Lockheed_Martin_F-35...

    The F-35 was the product of the Joint Strike Fighter (JSF) program, which was the merger of various combat aircraft programs from the 1980s and 1990s. One progenitor program was the Defense Advanced Research Projects Agency (DARPA) Advanced Short Take-Off/Vertical Landing (ASTOVL) which ran from 1983 to 1994; ASTOVL aimed to develop a Harrier jump jet replacement for the U.S. Marine Corps ...

  5. How to Masturbate for Women: 28 Tips for Positions, Orgasms ...

    www.healthline.com/health/womens-health/how-to...

    Massage the fleshy area on the top of your pubic bone, then run your fingers along the outer and inner lips of your vulva. Start rubbing or stroking your clitoris through the hood.

  6. McDonnell Douglas F-4 Phantom II - Wikipedia

    en.wikipedia.org/wiki/McDonnell_Douglas_F-4...

    USMC F-4 pilots claimed three enemy MiGs at the cost of one aircraft in air-combat. USAF F-4 Phantom crews scored 107 + 1 ⁄ 2 MiG kills (including 33 + 1 ⁄ 2 MiG-17s, eight MiG-19s and 66 MiG-21s) at a cost of 33 Phantoms in air-combat. [87] F-4 pilots were credited with a total of 150 + 1 ⁄ 2 MiG kills at a cost of 42 Phantoms in air-combat.

  7. List of McDonnell Douglas F-4 Phantom II variants - Wikipedia

    en.wikipedia.org/wiki/List_of_McDonnell_Douglas...

    An XF4H-1 1959. F-4Bs from VF-213, 1967. XF4H-1 Two prototypes for the United States Navy, first flown 1958. F4H-1F (F-4A) Two-seat all-weather carrier-based fighter for the US Navy, J79-GE-2 and -2A engines with 16,100 lbf (71.6 kN) of afterburner thrust each.

  8. Assassination of Robert F. Kennedy - Wikipedia

    en.wikipedia.org/wiki/Assassination_of_Robert_F...

    On June 5, 1968, Robert F. Kennedy was shot by Sirhan Sirhan at the Ambassador Hotel in Los Angeles, California, and pronounced dead the following day. Kennedy, a United States senator and candidate in the 1968 Democratic Party presidential primaries, won the California and South Dakota primaries on June 4.

  9. Ford F-Series - Wikipedia

    en.wikipedia.org/wiki/Ford_F-Series

    The F-Series was first introduced in 1948 as a replacement for a previous pickup model line based on car platforms. The most popular version of the model line is the F-150 pickup truck, currently in its fourteenth generation (introduced for the 2021 model year). From 1953 to 1983, the entry-level F-Series pickup was the 1 ⁄ 2 ton F-100 ...