2023 (source code)
= 2023
{scope}
{title2=B5.4}
{title2=A12165W1}
Source: https://www.whatdotheyknow.com/request/request_for_mathematics_examinat/response/3129786/attach/3/FOI%20202507%20740%20Data.pdf#page=232[released examination PDF, pages 232–235]. Solutions follow the numbering of the 12 June 2023 paper. Oscillating-wall formulas describe a periodic particular solution away from resonance; inviscid transients need not decay. The large-time propagation region in 2(c) is an asymptotic concentration region, not a claim that all disturbance outside it vanishes.
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