Today is Saturday, 2009/11/07.
• Why is the 1st day Day 0? The discrepancy is due to treating the dates as ordinal (1st, 2nd, 3rd, ...) and cardinal (0, 1, 2) numbers. It is equivalent to a person being age 0 during the first year of his life.
| 1974/07/24 Wednesday |
⇒ ⇒ ⇒ | 2009/11/07 Saturday |
| Day 0 1st Day |
⇒ ⇒ ⇒ | Day 12,890 12,891st Day |
| 2009-11-07 Saturday |
⇒ ⇒ ⇒ | 2012-08-02 Thursday |
2012-08-03 Friday |
| Day 0 1st Day |
⇒ ⇒ ⇒ | Day 999 1,000th Day |
Day 1,000 1,001st Day |
• This program is written in R (r-project.org).
The "brew" package is used to integrate R and HTML.
| • Magic square maker | • How many days |
| • Pythagorean triples finder | • Prime factorization |
| • Bivariate baseball score plots | • 3+3 designs |