Warfarin is a very effective anti-clotting medicine (anticoagulant) used to lower the risk of harmful blood clots that can cause a stroke, or a blockage in a vein or the lungs.Why have I been prescribed warfarin?arfarin is a very effective anti-clotting medicine (anticoagulant) used to lower the risk of harmful blood clots that can cause a stroke, or a blockage in a vein or the lungs.
Excel MIN Without Zeros. See Also AVERAGE Excluding Zeros. Excel has a built in formula/function that makes finding the minimum value in a range of cells easy. If we assume your numbers are in A1:A100 you would simply use the MIN formula like shown below; =MIN(A1:A100) There is however, one draw-back with this.
To optimize the calculation speed of array formulas: 1  Take expressions and range references out of the array formulas into separate helper columns and rows. This makes much better use of the smart recalculation process in Excel. 2  Do not reference complete rows, or more rows and columns than you need.