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Numbers & patterns

Ask a question of the text. Each answer shows the count, how it was made and the verses behind it.

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How big is the text?4 questions Where and when?5 questions What goes together?5 questions Do numerical claims hold?4 questions InvestigationsFive views

How big is the text?

Totals of surahs, verses, words, letters and roots, and how each surah measures up.

What is in the Q19 index?Counts of everything the analyses draw on, read live from the index.Totals ladder Word statisticsVocabulary size, words used once, the most frequent words and the longest surahs.Vocabulary funnel Letter frequencyHow often each letter appears, and where one letter is densest.Letter wall Surah explorerAll 114 surahs side by side; open one for its verse-by-verse numbers.Sortable table

Where and when?

Where a root or subject concentrates, and how the text changes across the revelation.

Which roots occur most?Roots by number of occurrences. Select a root to see where it concentrates.Ranked bars Where does a root or subject concentrate?Raw counts and density tell different stories: long surahs have more of everything.Mushaf heat strip What changed after the Hijra?Meccan and Medinan verses compared: length, and the roots each period uses more than the other.Diverging bars How do themes shift across the revelation?The share of each period’s verses that contain the chosen roots, and each theme’s share, in approximate order of revelation.Period lines How does revelation order relate to the mushaf?Each dot is a surah: its position in the mushaf against its approximate order of revelation.Scatter

What goes together?

Roots, themes and surahs that share verses, and the traditions that share roots.

Which roots appear together?Roots that share verses with the chosen root, and how much more often than chance.Root network Which themes appear together?Topic domains that share verses, and how much more often than chance.Matrix Which traditions share roots with the Qur’an?Semitic cognates per language, with the evidence behind each row.Evidence bars Compare two surahsLength, vocabulary and shared roots side by side.Side by side Surah structureExplore sections, subjects and proposed structural readings.Arc diagram

Do numerical claims hold?

Popular numerical claims recounted under stated rules. A rule can reach a number; it never proves a meaning.

The number 19Counts that involve 19, each with its method, Q19’s count and what chance alone gives.Remainder dial Word-count claimsEach claim recounted under stated counting rules: change the rule and the numbers change.Rule ladder Other numeric claimsPopular ratios and repetitions, recounted from the index.List by number Abjad valuesStandard eastern abjad values. Type any text, or check the popular claims.Letter tiles

Investigations

Forty bounded research questions (QI draft, independent review incomplete).

InvestigationsQuestions, context links, root profiles, verse endings and a divisor test.Five views