ISO week and weekday number of today
| Introduction |
| The ISO 8601 calendar |
| Long and short ISO years |
| The 15 ISO calendars |
| ISO calendar algorithms |
| References |
| N.B.: These web pages are best viewed on a screen of 1280 × 1024 pixels or larger |
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| Department of Mathematics |
| @ R.H. van Gent 2005-2017 |