関武夫さんという自然を愛している方が生前持っていた森を、ご遺族の方が（財）埼玉県生態系保護協会に寄付したんですね。 is a commutative monoid with identification ingredient 0. This is a totally free monoid on 1 generator. This commutative monoid satisfies the cancellation assets, so it could be embedded in a gaggle. The smallest group made up of the natural quantities could be the intege... https://justpaste.it/hlfim