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{3702}{3761}[ Birds Twittering ]
{4006}{4071}[ Dog Barking in The Distance ]
{4425}{4495}[ Airplane Flying Overhead ]
{4596}{4642}[ Murmuring ]
{4876}{4922}[ Bell Tolling ]
{5177}{5267}Mod f-x-square, d-x.
{5312}{5397}So please finish Percival|for next time.
{5399}{5527}I know many of you|had this as undergraduates,|but it won't hurt to brush up.
{5586}{5662}Thank you, Steven.
{5664}{5780}I also put an advanced Fourier system|on the main hallway chalkboard.