Nazariyasida maxsus funktsiyalar yilda matematika , Shox vazifalari (uchun nomlangan Yakob Horn ) 34 ta aniq konvergent gipergeometrik qatorlar tomonidan tartiblangan ikkita tartibli (ya'ni ikkita mustaqil o'zgaruvchiga ega) Shox (1931) harvtxt xatosi: maqsad yo'q: CITEREFHorn1931 (Yordam bering ) (tomonidan tuzatilgan Borngasser (1933) ). Ular (Erdélyi 1953 yil , bo'lim 5.7.1) harv xatosi: maqsad yo'q: CITEREFErdélyi1953 (Yordam bering ) . B. C. Karlson[1] [2]
F 1 ( a ; β , β ′ ; γ ; z , w ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) m + n ( β ) m ( β ′ ) n ( γ ) m + n z m w n m ! n ! / ; | z | < 1 ∧ | w | < 1 { displaystyle F_ {1} ( alfa; beta, beta '; gamma; z, w) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} { frac {( alfa) _ {m + n} ( beta) _ {m} ( beta ') _ {n}} {( gamma) _ {m + n}}} { frac {z ^ {m} w ^ {n}} {m! n!}} /; | z | <1 land | w | <1} F 2 ( a ; β , β ′ ; γ , γ ′ ; z , w ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) m + n ( β ) m ( β ′ ) n ( γ ) m ( γ ′ ) n z m w n m ! n ! / ; | z | + | w | < 1 { displaystyle F_ {2} ( alfa; beta, beta '; gamma, gamma'; z, w) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} { frac {( alfa) _ {m + n} ( beta) _ {m} ( beta ') _ {n}} {( gamma) _ {m} ( gamma ') _ {n}}} { frac {z ^ {m} w ^ {n}} {m! n!}} /; | z | + | w | <1} F 3 ( a , a ′ ; β , β ′ ; γ ; z , w ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) m ( a ′ ) n ( β ) m ( β ′ ) n ( γ ) m + n z m w n m ! n ! / ; | z | < 1 ∧ | w | < 1 { displaystyle F_ {3} ( alfa, alfa '; beta, beta'; gamma; z, w) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} { frac {( alfa) _ {m} ( alfa ') _ {n} ( beta) _ {m} ( beta') _ {n}} {( gamma ) _ {m + n}}} { frac {z ^ {m} w ^ {n}} {m! n!}} /; | z | <1 land | w | <1} F 4 ( a ; β ; γ , γ ′ ; z , w ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) m + n ( β ) m + n ( γ ) m ( γ ′ ) n z m w n m ! n ! / ; | z | + | w | < 1 { displaystyle F_ {4} ( alfa; beta; gamma, gamma '; z, w) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} { frac {( alpha) _ {m + n} ( beta) _ {m + n}} {( gamma) _ {m} ( gamma ') _ {n}}} { frac {z ^ {m} w ^ {n}} {m! n!}} /; { sqrt {| z |}} + { sqrt {| w |}} <1} G 1 ( a ; β , β ′ ; z , w ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) m + n ( β ) n − m ( β ′ ) m − n z m w n m ! n ! / ; | z | + | w | < 1 { displaystyle G_ {1} ( alfa; beta, beta '; z, w) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} ( alfa) _ {m + n} ( beta) _ {nm} ( beta ') _ {mn} { frac {z ^ {m} w ^ {n}} {m! n!}} / ; | z | + | w | <1} G 2 ( a , a ′ ; β , β ′ ; z , w ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) m ( a ′ ) n ( β ) n − m ( β ′ ) m − n z m w n m ! n ! / ; | z | < 1 ∧ | w | < 1 { displaystyle G_ {2} ( alfa, alfa '; beta, beta'; z, w) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} ( alfa) _ {m} ( alfa ') _ {n} ( beta) _ {nm} ( beta') _ {mn} { frac {z ^ {m} w ^ { n}} {m! n!}} /; | z | <1 land | w | <1} G 3 ( a , a ′ ; z , w ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) 2 n − m ( a ′ ) 2 m − n z m w n m ! n ! / ; 27 | z | 2 | w | 2 + 18 | z | | w | ± 4 ( | z | − | w | ) < 1 { displaystyle G_ {3} ( alfa, alfa '; z, w) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} ( alpha ) _ {2n-m} ( alfa ') _ {2m-n} { frac {z ^ {m} w ^ {n}} {m! N!}} /; 27 | z | ^ {2} | w | ^ {2} +18 | z || w | pm 4 (| z | - | w |) <1} H 1 ( a ; β ; γ ; δ ; z , w ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) m − n ( β ) m + n ( γ ) n ( δ ) m z m w n m ! n ! / ; 4 | z | | w | + 2 | w | − | w | 2 < 1 { displaystyle H_ {1} ( alfa; beta; gamma; delta; z, w) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} { frac {( alpha) _ {mn} ( beta) _ {m + n} ( gamma) _ {n}} {( delta) _ {m}}} { frac {z ^ {m} w ^ {n}} {m! n!}} /; 4 | z || w | +2 | w | - | w | ^ {2} <1} H 2 ( a ; β ; γ ; δ ; ϵ ; z , w ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) m − n ( β ) m ( γ ) n ( δ ) n ( δ ) m z m w n m ! n ! / ; 1 / | w | − | z | < 1 { displaystyle H_ {2} ( alfa; beta; gamma; delta; epsilon; z, w) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} { frac {( alpha) _ {mn} ( beta) _ {m} ( gamma) _ {n} ( delta) _ {n}} {( delta) _ {m }}} { frac {z ^ {m} w ^ {n}} {m! n!}} /; 1 / | w | - | z | <1} H 3 ( a ; β ; γ ; z , w ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) 2 m + n ( β ) n ( γ ) m + n z m w n m ! n ! / ; | z | + | w | 2 − | w | < 0 { displaystyle H_ {3} ( alpha; beta; gamma; z, w) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} { frac {( alpha) _ {2m + n} ( beta) _ {n}} {( gamma) _ {m + n}}} { frac {z ^ {m} w ^ {n}} {m! n!}} /; | z | + | w | ^ {2} - | w | <0} H 4 ( a ; β ; γ ; δ ; z , w ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) 2 m + n ( β ) n ( γ ) m ( δ ) n z m w n m ! n ! / ; 4 | z | + 2 | w | − | w | 2 < 1 { displaystyle H_ {4} ( alfa; beta; gamma; delta; z, w) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} { frac {( alpha) _ {2m + n} ( beta) _ {n}} {( gamma) _ {m} ( delta) _ {n}}} { frac {z ^ {m} w ^ {n}} {m! n!}} /; 4 | z | +2 | w | - | w | ^ {2} <1} H 5 ( a ; β ; γ ; z , w ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) 2 m + n ( β ) n − m ( γ ) n z m w n m ! n ! / ; 16 | z | 2 − 36 | z | | w | ± ( 8 | z | − | w | + 27 | z | | w | 2 ) < − 1 { displaystyle H_ {5} ( alfa; beta; gamma; z, w) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} { frac {( alpha) _ {2m + n} ( beta) _ {nm}} {( gamma) _ {n}}} { frac {z ^ {m} w ^ {n}} {m ! n!}} /; 16 | z | ^ {2} -36 | z || w | pm (8 | z | - | w | +27 | z || w | ^ {2}) <- 1 } H 6 ( a ; β ; γ ; z , w ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) 2 m − n ( β ) n − m ( γ ) n z m w n m ! n ! / ; | z | | w | 2 + | w | < 1 { displaystyle H_ {6} ( alfa; beta; gamma; z, w) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} ( alfa) _ {2m-n} ( beta) _ {nm} ( gamma) _ {n} { frac {z ^ {m} w ^ {n}} {m! n!}} /; | z || w | ^ {2} + | w | <1} H 7 ( a ; β ; γ ; δ ; z , w ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) 2 m − n ( β ) n ( γ ) n ( δ ) m z m w n m ! n ! / ; 4 | z | + 2 / | s | − 1 / | s | 2 < 1 { displaystyle H_ {7} ( alfa; beta; gamma; delta; z, w) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} { frac {( alpha) _ {2m-n} ( beta) _ {n} ( gamma) _ {n}} {( delta) _ {m}}} { frac {z ^ {m} w ^ {n}} {m! n!}} /; 4 | z | + 2 / | s | -1 / | s | ^ {2} <1} birlashuvchi funktsiyalarga quyidagilar kiradi:
Φ 1 ( a ; β ; γ ; x , y ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) m + n ( β ) m ( γ ) m + n x m y n m ! n ! { displaystyle Phi _ {1} chap ( alfa; beta; gamma; x, y o'ng) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} { frac {( alpha) _ {m + n} ( beta) _ {m}} {( gamma) _ {m + n}}} { frac {x ^ {m} y ^ {n}} {m! n!}}} Φ 2 ( β , β ′ ; γ ; x , y ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( β ) m ( β ′ ) n ( γ ) m + n x m y n m ! n ! { displaystyle Phi _ {2} chap ( beta, beta '; gamma; x, y right) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0 } ^ { infty} { frac {( beta) _ {m} ( beta ') _ {n}} {( gamma) _ {m + n}}} { frac {x ^ {m} y ^ {n}} {m! n!}}} Φ 3 ( β ; γ ; x , y ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( β ) m ( γ ) m + n x m y n m ! n ! { displaystyle Phi _ {3} chap ( beta; gamma; x, y o'ng) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} { frac {( beta) _ {m}} {( gamma) _ {m + n}}} { frac {x ^ {m} y ^ {n}} {m! n!}} } Ψ 1 ( a ; β ; γ , γ ′ ; x , y ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) m + n ( β ) m ( γ ) m ( γ ′ ) n x m y n m ! n ! { displaystyle Psi _ {1} chap ( alfa; beta; gamma, gamma '; x, y right) equiv sum _ {m = 0} ^ { infty} sum _ { n = 0} ^ { infty} { frac {( alfa) _ {m + n} ( beta) _ {m}} {( gamma) _ {m} ( gamma ') _ {n} }} { frac {x ^ {m} y ^ {n}} {m! n!}}} Ψ 2 ( a ; γ , γ ′ ; x , y ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) m + n ( γ ) m ( γ ′ ) n x m y n m ! n ! { displaystyle Psi _ {2} chap ( alfa; gamma, gamma '; x, y right) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0 } ^ { infty} { frac {( alfa) _ {m + n}} {( gamma) _ {m} ( gamma ') _ {n}}} { frac {x ^ {m} y ^ {n}} {m! n!}}} Ξ 1 ( a , a ′ ; β ; γ ; x , y ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) m ( a ′ ) n ( β ) m ( γ ) m + n ( γ ′ ) n x m y n m ! n ! { displaystyle Xi _ {1} chap ( alfa, alfa '; beta; gamma; x, y right) equiv sum _ {m = 0} ^ { infty} sum _ { n = 0} ^ { infty} { frac {( alfa) _ {m} ( alfa ') _ {n} ( beta) _ {m}} {( gamma) _ {m + n} ( gamma ') _ {n}}} { frac {x ^ {m} y ^ {n}} {m! n!}}} Ξ 2 ( a ; β ; γ ; x , y ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) m ( a ) m ( γ ) m + n x m y n m ! n ! { displaystyle Xi _ {2} chap ( alfa; beta; gamma; x, y o'ng) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} { frac {( alpha) _ {m} ( alpha) _ {m}} {( gamma) _ {m + n}}} { frac {x ^ {m} y ^ {n}} {m! n!}}} Γ 1 ( a ; β , β ′ ; x , y ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) m ( β ) n − m ( β ′ ) m − n x m y n m ! n ! { displaystyle Gamma _ {1} chap ( alfa; beta, beta '; x, y o'ng) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0 } ^ { infty} ( alfa) _ {m} ( beta) _ {nm} ( beta ') _ {mn} { frac {x ^ {m} y ^ {n}} {m! n !}}} Γ 2 ( β , β ′ ; x , y ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( β ) n − m ( β ′ ) m − n x m y n m ! n ! { displaystyle Gamma _ {2} chap ( beta, beta '; x, y o'ng) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} ( beta) _ {nm} ( beta ') _ {mn} { frac {x ^ {m} y ^ {n}} {m! n!}}} H 1 ( a ; β ; δ ; x , y ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) m − n ( β ) m + n ( δ ) m x m y n m ! n ! { displaystyle H_ {1} chap ( alfa; beta; delta; x, y o'ng) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} { frac {( alpha) _ {mn} ( beta) _ {m + n}} {( delta) _ {m}}} { frac {x ^ {m} y ^ {n }} {m! n!}}} H 2 ( a ; β ; γ ; δ ; x , y ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) m − n ( β ) m ( γ ) n ( δ ) m x m y n m ! n ! { displaystyle H_ {2} chap ( alfa; beta; gamma; delta; x, y right) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0 } ^ { infty} { frac {( alpha) _ {mn} ( beta) _ {m} ( gamma) _ {n}} {( delta) _ {m}}} { frac { x ^ {m} y ^ {n}} {m! n!}}} H 3 ( a ; β ; δ ; x , y ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) m − n ( β ) m ( ( δ ) m x m y n m ! n ! { displaystyle H_ {3} chap ( alfa; beta; delta; x, y o'ng) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} { frac {( alpha) _ {mn} ( beta) _ {m}} {(( delta) _ {m}}} { frac {x ^ {m} y ^ {n} } {m! n!}}} H 4 ( a ; γ ; δ ; x , y ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) m − n ( γ ) n ( δ ) n x m y n m ! n ! { displaystyle H_ {4} chap ( alfa; gamma; delta; x, y right) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} { frac {( alpha) _ {mn} ( gamma) _ {n}} {( delta) _ {n}}} { frac {x ^ {m} y ^ {n}} {m! n!}}} H 5 ( a ; δ ; x , y ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) m − n ( δ ) m x m y n m ! n ! { displaystyle H_ {5} chap ( alfa; delta; x, y o'ng) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} { frac {( alpha) _ {mn}} {( delta) _ {m}}} { frac {x ^ {m} y ^ {n}} {m! n!}}} H 6 ( a ; γ ; x , y ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) 2 m + n ( γ ) m + n x m y n m ! n ! { displaystyle H_ {6} chap ( alfa; gamma; x, y o'ng) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} { frac {( alpha) _ {2m + n}} {( gamma) _ {m + n}}} { frac {x ^ {m} y ^ {n}} {m! n!}} } H 7 ( a ; γ ; δ ; x , y ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) 2 m + n ( γ ) m ( δ ) n x m y n m ! n ! { displaystyle H_ {7} chap ( alfa; gamma; delta; x, y o'ng) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} { frac {( alpha) _ {2m + n}} {( gamma) _ {m} ( delta) _ {n}}} { frac {x ^ {m} y ^ {n }} {m! n!}}} H 8 ( a ; β ; x , y ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) 2 m − n ( β ) n − m x m y n m ! n ! { displaystyle H_ {8} chap ( alfa; beta; x, y o'ng) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} ( alfa) _ {2m-n} ( beta) _ {nm} { frac {x ^ {m} y ^ {n}} {m! n!}}} H 9 ( a ; β ; δ ; x , y ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) 2 m − n ( β ) n ( δ ) m x m y n m ! n ! { displaystyle H_ {9} chap ( alfa; beta; delta; x, y o'ng) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} { frac {( alpha) _ {2m-n} ( beta) _ {n}} {( delta) _ {m}}} { frac {x ^ {m} y ^ {n }} {m! n!}}} H 10 ( a ; δ ; x , y ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) 2 m − n ( δ ) m x m y n m ! n ! { displaystyle H_ {10} chap ( alfa; delta; x, y o'ng) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0} ^ { infty} { frac {( alpha) _ {2m-n}} {( delta) _ {m}}} { frac {x ^ {m} y ^ {n}} {m! n!}}} H 11 ( a ; β ; γ ; δ ; x , y ) ≡ ∑ m = 0 ∞ ∑ n = 0 ∞ ( a ) m − n ( β ) n ( γ ) n ( δ ) m x m y n m ! n ! { displaystyle H_ {11} chap ( alfa; beta; gamma; delta; x, y right) equiv sum _ {m = 0} ^ { infty} sum _ {n = 0 } ^ { infty} { frac {( alpha) _ {mn} ( beta) _ {n} ( gamma) _ {n}} {( delta) _ {m}}} { frac { x ^ {m} y ^ {n}} {m! n!}}} E'tibor bering, to'liq va bir-biriga mos keladigan ba'zi funktsiyalar bir xil yozuvga ega.
Adabiyotlar
Borngasser, Lyudvig (1933), Über hypergeometrische funkionen zweier Veränderlichen , Dissertatsiya, Darmshtadt Erdélii, Artur; Magnus, Vilgelm ; Oberhettinger, Fritz; Tricomi, Franchesko G. (1953), Yuqori transandantal funktsiyalar. I jild (PDF) , McGraw-Hill Book Company, Inc., Nyu-York-Toronto-London, JANOB 0058756 Xorn, J. (1935), "Hypergeometrische Funktionen zweier Veränderlichen" , Matematik Annalen , 105 (1): 381–407, doi :10.1007 / BF01455825 J. Xorn Matematika. Ann. 111 , 637 (1933) Srivastava, X. M.; Karlsson, Per W. (1985), Bir necha Gauss gipergeometrik qatorlari , Ellis Horwood seriyasi: Matematika va uning qo'llanilishi, Chichester: Ellis Horwood Ltd., ISBN 978-0-85312-602-7 JANOB 0834385
