## Encyclopedia > List of numbers

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# List of numbers

This is a list of the articles that are about numbers.

• e = 2.71828...
• pi = 3.14159...
 $\infty$ Infinity $\aleph_0$ Aleph-null[?] $\aleph_1$ Aleph-one[?]

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 Chronic obstructive pulmonary disease ... that are characterised by airflow limitation. Conditions grouped here are : chronic bronchitis[?] emphysema bronchial asthma (Formaly only: ...