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This Books consists of 30 golden Tips to overcome panic and anxietes
IGCSE Complete Chemistry NotesNotes for revising for 'O' Levels Chemistry Exam!
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In this book we formulate and prove the variation extremum principle for viscous in-compressible and compressible fluid, from which principle follows that the...
A new solution of Maxwell equations for a vacuum, for wire with constant and alternating current, for the capacitor, for the sphere, etc. is presented. First ...