Question Number 108899 by mathdave last updated on 20/Aug/20
Commented by mathdave last updated on 20/Aug/20
$${i}\:{posted}\:{the}\:{solution}\:{of}\:{this}\:\:{problem}\:{then}\:{but}\:{i}\:{later} \\ $$$${discovered}\:{some}\:{err}\:{in}\:{it}\:{but}\:{sha}\:{that}\:{has}\:{been} \\ $$$${averted} \\ $$