The SAS interval functions INTNX and INTCK perform calculations with date, datetime values, and time intervals. They can be used for calendar calculations with SAS date values, to count time intervals ...

Counting Time Intervals Use the INTCK function to count the number of interval boundaries between two dates. Note that the INTCK function counts the number of times the beginning of an interval is ...

Certain advantages of midpoint/radius notation for boxes are well known. Box notation, a concise midpoint/radius scheme employing a `box operator', π, significantly simplifies box calculations. The ...

The average round time fell to 4:40 -- 14 minutes quicker than at the start of the year. The average of the longest round was 4:54, the amount of time that previous was the overall average.

This paper investigates uniform almost sure stability of randomly switched time-varying systems. Mode-dependent indefinite multiple Lyapunov functions (iMLFs) are introduced to assess stability ...

Objectives: To test whether simply increasing plasma potassium with amiloride would exert any of the same beneficial effects on “surrogate outcome measures” that are seen with spironolactone. The ...