Swept wing
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A swept wing is a wing angled either backward or occasionally forward from its root rather than perpendicular to the fuselage.
The Sukhoi Su-47 being followed by two Su-27s. The Su-47 uses a forward wing sweep, while the Su-27s sport a more conventional backward-swept design.
A straight-winged North American FJ-1 flying next to a swept-wing FJ-2 in 1952.
LET L-13 two-seat glider showing forward swept wing
Grumman X-29 experimental aircraft, an extreme example of a forward swept wing
Adolf Busemann
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Adolf Busemann was a German aerospace engineer and influential Nazi-era pioneer in aerodynamics, specialising in supersonic airflows. He introduced the concept of swept wings and, after emigrating in
Adolf Busemann at Langley
