Cauchy-Bunyakovsky-Schwarz Inequality for Definite Integrals/Historical Note

Historical Note on Cauchy-Bunyakovsky-Schwarz Inequality for Definite Integrals
The Cauchy-Bunyakovsky-Schwarz Inequality for Definite Integrals was first stated in this form by in $1859$, and later rediscovered by  in $1888$.