Navigation : Language Platform Library Reference- Glossary- Tile syntax- List of icons- StyleCode sub-language - _ - A-B-C - D-E-F - G-H-I - J-K-L - M-N-O-- markdown-- match-- max-- mean-- median-- min-- mixture-- mkuid-- mod-- mode-- monday-- montecarlo-- month-- monthend-- monthnum-- monthstart-- negativebinomial-- noncanonical-- normal-- nosort-- not-- or-- over - P-Q-R - S-T-U - V-W-X - Y-Z Specifications Legacymondaymonday(d: date) 🡒 date, const pure functionReturns the first Monday that precedes the date (inclusive).show summary "" a1a3 with monday(date(2019, 12, 28)) monday(date(2019, 12, 30)) monday(date(2020, 1, 1)) See alsoThe WEEKDAY function of Excel.mode montecarlo