Input x is the sampled signal vector, may have both AC and DC components. output vector y should have AC components removed then change sign alternately, for example, input [1:5], output [3 -3 3 -3 3].
Could you be a bit more specific about the specs? What exactly are we supposed to do here?
2 b | ~ 2 b
Is A the inverse of B?
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Try 1.5.4: Celsius to Fahrenheit
chance in percent for minimum K heads when a good coin is tossed N times?
area of an annulus
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