M' is for mirror - Find the hidden picturesDuncan BirminghamAn alphabet book with charming surprises is the best way to describe this collection of cunning pictures. Each contains special hidden images which are only revealed by using the card mirror provided. Find just the right place to put the mirror, and the mad pianist becomes an astronomer looking at the moon. An explorer in the desert becomes the pyramids he is looking for and an octopus becomes a bunch of flowers. Excellent for reinforci...
Qualitative Theory of Differential EquationsV.V. Nemytskii, V.V. StepanovI. Existence and Continuity Theorems
II. Integral Curves of a System of Two Differential Equations
III. Systems of n Differential Equations (the Asymptotic Behaviour of Solutions)
IV. A Study of Neighborhoods of Singular Points and of Periodic Solutions of Systems of n Differential Equations
V. General Theory of Dynamical Systems
VI. Systems with an Integral Invariant
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