Binary package “libqwt6abi1” in ubuntu bionic

Qt widgets library for technical applications (runtime, qt4)

 The Qwt library contains Qt GUI Components and utility classes which
 are primarily useful for programs with a technical background. Most of
 these widgets are used to control or display values, arrays, or ranges
 of type double.
 .
 This package contains the files necessary for running applications that
 use the Qwt library and Qt4.