Half-exponential function: Difference between revisions

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In mathematics, a '''half-exponential function''' is a function ''&fnof;'' so that, if ''&fnof;'' is composed with itself, theresults resultin isan exponential:<ref name="sqrtexp">{{cite journal

|author=Kneser, H. |authorlink=Hellmuth Kneser

|title=Reelle analytische Lösungen der Gleichung ''&phi;''(''&phi;''(''x''))&nbsp;=&nbsp;''e''^''x'' und verwandter Funktionalgleichungen