tawsip howlader's ePortfolio
A City Tech OpenLab ePortfolio
The OpenLab is an open-source, digital platform designed to support teaching and learning at City Tech (New York City College of Technology), and to promote student and faculty engagement in the intellectual and social life of the college community.
First picture is contrast thick line and thin line
Second picture is contrast light n dark
N the last picture is about contrasted between negative n positive space