kennen:lib:transform_reduce
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— | kennen:lib:transform_reduce [2021-07-31 11:53] (aktuell) – angelegt - Externe Bearbeitung 127.0.0.1 | ||
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+ | ====== transform_reduce() ====== | ||
+ | ''# | ||
+ | |||
+ | <code cpp> | ||
+ | T transform_reduce (In first, In last, T startwert, Binary op, Unary f) | ||
+ | T transform_reduce (In first, In last, In first2, T startwert) | ||
+ | T transform_reduce (In first, In last, In first2, T startwert, Binary op, Binary op2) | ||
+ | |||
+ | T transform_reduce (Exec pol, In first, In last, T startwert, Binary op, Unary f) | ||
+ | T transform_reduce (Exec pol, In first, In last, In first2, T startwert) | ||
+ | T transform_reduce (Exec pol, In first, In last, In first2, T startwert, Binary op, Binary op2) | ||
+ | </ | ||
+ | | ||
+ | mit den Ergebnissen der Funktion f für alle Werte des Bereiches [first, last) | ||
+ | <code cpp> | ||
+ | | ||
+ | </ | ||
+ | | ||
+ | das " | ||
+ | | ||
+ | Die Reihenfolge der " | ||
+ | |||
+ | <code cpp> | ||
+ | | ||
+ | | y1 | y2 | y3 | y4 ...| yn | ||
+ | \ / \ / \ / \ / \ / | ||
+ | * * * * * | ||
+ | | | | | | | ||
+ | v v v v v | ||
+ | startwert-> | ||
+ | </ | ||
+ | ==== Parameter ==== | ||
+ | | '' | ||
+ | | '' | ||
+ | | '' | ||
+ | | '' | ||
+ | | '' | ||
+ | | '' | ||
+ | | '' | ||
+ | | '' | ||
+ | ==== Ergebnis ==== | ||
+ | Rückgabewert: | ||
+ | bei leerem Bereich der '' | ||
+ | |||
+ | ==== Siehe auch ==== | ||
+ | [[inner_product]], | ||
+ | [[reduce]], | ||
+ | [[transform]], | ||
+ | [[..: | ||
+ | |||
+ | ==== Beispiel ==== | ||
+ | <code cpp transform_reduce.cpp> | ||
+ | #include < | ||
+ | #include < | ||
+ | #include < | ||
+ | |||
+ | int main() | ||
+ | { | ||
+ | auto v1 = std:: | ||
+ | auto v2 = std:: | ||
+ | |||
+ | auto result1 = std:: | ||
+ | std::cout << result1 << ' | ||
+ | |||
+ | auto result2 = std:: | ||
+ | std::cout << result2 << ' | ||
+ | |||
+ | auto result3 = std:: | ||
+ | std::cout << result3 << ' | ||
+ | } | ||
+ | </ | ||