Apologies if this is a simple question, but it's been a second since I've used this material. If I have some equation $$ H(jw) = \frac{a-(jw)^2}{b-(jw)^2}$$ can I say that $$(jw)^2 = -w ?$$
2026-04-26 00:10:14.1777162214
How to handle jw in H(jw)
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