1549301742-The_Theory_of_Difference_Schemes__Samarskii

Symbols

A* - adjoint operator;
A-^1 - inverse operator;
S - transition operator frmn one layer to another;
T - resolving operator;
A > 0 - positive operator;
A > 0 - nonnegative operator;
A> !5E, 15 > 0, - positive definite operator;
II lJ llA = J(Ay, y), y EH;
II cp llA-1 = j(A-^1 cp, cp), cp EH.

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