The Venn diagram is incorrect. The day that DST starts is, by definition, Sunday. Monday is, by definition, the day after Sunday. The yellow circle should be completely inside the blue one. (picky, picky, picky)
The Venn diagram is incorrect. The day that DST starts is, by definition, Sunday. Monday is, by definition, the day after Sunday. The yellow circle should be completely inside the blue one. (picky, picky, picky)