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RE: Integrals and Volumes: Example 3 Rotate about y-axis
Hi, I would like to encourage You and Your readers to participate in tomorrow's reborn chess tournament for Steemit users. Here is a link to organizer's post: https://steemit.com/steemchess/@schamangerbert/announcement-steem-chess-tournament-saturday-15-february-20-gmt-2-days-to-go
Thanks for the heads up! I've Resteemed it to let others know! I'll be a maybe though.