Error: (map) bad argument type - not a list: position

        Call history:

        go_final.scm:340: gl-math#make-point
        go_final.scm:340: gl-math#translation
        go_final.scm:340: gl-math#make-point
        go_final.scm:340: gl-math#translation
        go_final.scm:340: gl-math#make-point
        go_final.scm:340: gl-math#translation
        go_final.scm:340: gl-math#make-point
        go_final.scm:340: gl-math#translation
        go_final.scm:340: gl-math#make-point
        go_final.scm:340: gl-math#translation
        go_final.scm:340: gl-math#make-point
        go_final.scm:340: gl-math#translation
        go_final.scm:340: gl-math#make-point
        go_final.scm:340: gl-math#translation
        go_final.scm:345: scheme#append
        go_final.scm:343: gl-utils-mesh#mesh-transform-append           <--