Society For Industrial And Applied Mathematics PNG Images (3)
Society For Industrial And Applied Mathematics PNG Images (3)
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Mother's Day is a celebration honoring the mother of the family or individual, as well as motherhood, maternal bonds, and the influence of mothers in society.
Winter is the coldest season of the year in polar and temperate zones (winter does not occur in most of the tropical zone). It occurs after autumn and before spring in each year.
Coronavirus disease (COVID-19) is an infectious disease caused by a newly discovered coronavirus.
Earth Day is an annual event scheduled for April 22 to show support for environmental protection.