Historical background of typological investigations

The second factor is characterized as a period of the appearance of scientific comparative works. Comparisons of languages and linguistic units date back to the ancient period. Comparisons were scripted in “Port Royal Grammar” where ancient scholars such as Antoine Arnauld, Claude Lancelot, analyzed similarities and differences between French, Latin, Greek and ancient Jewish languages. They have found out that out of these languages ancient Jewish language did not share substantial similarity with other languages. The Port Royal Grammar was extremely popular and gave an impetus to the rapid development of comparative studies.

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  The second factor is characterized as a period of the appearance of scientific comparative works. Comparisons of languages and linguistic units date back to the ancient period. Comparisons were scripted in “Port Royal Grammar” where ancient scholars such as Antoine Arnauld, Claude Lancelot, analyzed similarities and differences between French, Latin, Greek and ancient Jewish languages. They have found out that out of these languages ancient Jewish language did not share substantial similarity with other languages. The Port Royal Grammar was extremely popular and gave an impetus to the rapid development of comparative studies.
  

The third factor is the least common factor, which deals with studying unknown languages and languages that do not have a writing system. Recently, an enormous bulk of researches has been done on languages in Latin America, Asia, Africa, Australia, Oceania and Eurasia that do not have a writing system. Studying these languages have influenced by comparing them to Indo-European languages and these investigations have influenced on typology greatly. Previous researches focused on genetic relation but new researches are focusing on morphological similarities, classification, and other points.

• 
  The third factor is the least common factor, which deals with studying unknown languages and languages that do not have a writing system. Recently, an enormous bulk of researches has been done on languages in Latin America, Asia, Africa, Australia, Oceania and Eurasia that do not have a writing system. Studying these languages have influenced by comparing them to Indo-European languages and these investigations have influenced on typology greatly. Previous researches focused on genetic relation but new researches are focusing on morphological similarities, classification, and other points.
  

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