| Introduction |
| The arithmetical or tabular Islamic calendar |
| Islamic calendar converter |
| Origin of the 30-year cycle |
| Islamic calendars based on the first visibility of the lunar crescent |
| Note on early-Islamic chronology |
| Sources on Islamic chronology |
| Other online calendar converters based on the tabular Islamic calendar |
| References |
| N.B. These web pages are best viewed on a screen of 1280 × 1024 pixels or larger |
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| Mathematical Institute
Utrecht University |
| © R.H. van Gent (October 2023) |