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- Thread starter Calpalned
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View attachment 90518

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Geofleur

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The ultimate test for linearity is this: If ## y_1 ## and ## y_2 ## are both solutions of the differential equation, then so must be ## a y_1 + b y_2 ##, where ## a ## and ## b ## are constants.

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thank you

The ultimate test for linearity is this: If ## y_1 ## and ## y_2 ## are both solutions of the differential equation, then so must be ## a y_1 + b y_2 ##, where ## a ## and ## b ## are constants.

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