SOLVING NONLINEAR FRACTIONAL INTEGRO-DIFFERENTIAL EQUATION OF FREDHOLM SECOND KIND BY AN APPROXIMATION TECHNIQUE OF LAGUERRE POLYNOMIALS AND NEWTON ITERATION METHOD. Universal Journal of Mathematics and Mathematical Sciences, [S. l.], v. 19, n. 1, p. 1–19, 2023. DOI: 10.17654/2277141723014. Disponível em: https://pphmjopenaccess.com/ujmms/article/view/193. Acesso em: 5 jan. 2026.