Ueber Substitutions-producte des Paraazotoluols
نویسندگان
چکیده
منابع مشابه
Substitutions par des motifs en dimension 1
Résumé : Une substitution est un morphisme de monöıdes libres : chaque lettre a pour image un mot, et l’image d’un mot est la concaténation des images de ses lettres. Cet article introduit une généralisation de la notion de substitution, où l’image d’une lettre n’est plus un mot mais un motif, c’est-à-dire un “mot à trous”, l’image d’un mot étant obtenue en raccordant les motifs correspondant à...
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irrelevant. Chemistry and the relations between science, technology, and industry are well surveyed by Crosland and Cardwell respectively. Forbes's essay on mathematical cosmography is not a comprehensive account but the story (albeit interesting) of a few German cartographers. Compared with other recent collections of essays in the history of science, this volume parades no party line: witness...
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The ecodesign of urban environments at different spatial scales6 is an emerging topic fostered by the research on ecodesign and urban sustainability. Urban areas and environments are expanding worldwide. Statistics of urban population share reach figures of 70% in Europe, America and Oceania and 50% globally1. This ever-increasing urban population is likely to grow even more2. With this unprece...
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ژورنال
عنوان ژورنال: Berichte der deutschen chemischen Gesellschaft
سال: 1888
ISSN: 0365-9496,1099-0682
DOI: 10.1002/cber.188802101232