Haar wavelet collocation method for linear first order stiff differential equationsMehmet Tarık Atay, Onur Metin Mertaslan, Musa Kasım Ağca, Abdülkadir Yılmaz and Batuhan TokerITM Web Conf., 34 (2020) 03001DOI: https://doi.org/10.1051/itmconf/20203403001