{ "item_title" : "Extensions of Minimal Transformation Groups", "item_author" : [" I. U. Bronstein "], "item_description" : "This edition is an almost exact translation of the original Russian text. A few improvements have been made in the present- ation. The list of references has been enlarged to include some papers published more recently, and the latter are marked with an asterisk. THE AUTHOR vii LIST OF SYMBOLS M = M(X, T, rr. ) 1,3. 3 A(X, T) 2-7. 3 M(R) 2-9. 4 2 C(Y, T, p), G, h] 3-16. 6 P = P(X, T, rr. ) 3,16. 12 1'3. 3 C9v(Y, T, p), G, h] Px 2-8. 9 E = E(X, T, rr. ) 1,4. 7 Q = Q(X, T, rr. ) 1,3. 3 3,12. 8 Ey Q = Q (X, T, rr. ) = Q#(X, T, rr. ) Ext (Y, T, p), G, h] 3,16. 4 Ext9v (Y, T, p), G, h] 3,16. 12 2-8. 31 Q (R) = Q#(R) 3-13. 5 3,12. 12 Gy 3,15. 4 Sx(A) 2,8. 18 G(X, Y) SeA) 2-8. 22 2 3,16. 8 HcY, T, rr. ), G, h] HE, (X, T, rr. ) = (X, T) 3'12. 12 1'1. 1 Y (X, T, rr., G, a) 4-21. 4 3'16. 1 Hef) HK(f) 4-21. 9 H(X, T) 2,7. 3 1- 3,19. 1 L = L(X, T, rr. ) 1,3. 3 viii I NTRODUCTI ON 1. It is well known that an autonomous system of ordinary dif- ferential equations satisfying conditions that ensure uniqueness and extendibility of solutions determines a flow, i. e. a one- parameter transformation group. G. D.", "item_img_path" : "https://covers1.booksamillion.com/covers/bam/9/02/860/368/9028603689_b.jpg", "price_data" : { "retail_price" : "109.99", "online_price" : "109.99", "our_price" : "109.99", "club_price" : "109.99", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }

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