libgiac-dev 1.4.9.69+dfsg1-2 (arm64 binary) in ubuntu cosmic

 Giac is a computer algebra system, following the development of the CAS for HP
 calculators. It has fast implementation of algorithms for polynomial
 operations, and compatibility mode with Maple or Mupad CAS as well as TI
 calculators.
 .
 This package contains the header files, static libraries, and other
 development files needed to build software that uses giac.