Nihan AliyevRamiz Ahmadov2025-04-252025-04-252024-12-2710.30546/2960-1975.2024.2.35https://rims.khazar.org/handle/123456789/153THE CAUCHY PROBLEM FOR A FIRST-ORDER ORDINARY LINEAR DIFFERENTIAL EQUATION WITH A VARIABLE COEFFICIENT AND CONTINUOUSLY VARYING ORDER OF THE DERIVATIVEtext::journal::journal article::research article