Clever Christmas ornaments of circle and sphere formulae by Quaternion Creations. [Their site] [Thei

Clever Christmas ornaments of circle and sphere formulae by Quaternion Creations. [Their site] [Their Etsy]

#cross stitch    #mathematics    #christmas    #christmas ornaments    #quaternion creations    #these are so cute    #i might have to get a christmas tree after all    

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Wed, 02 Dec 2020 10:31:26