TY - GENERIC DO - 10.20944/preprints202109.0141.v1 UR - http://dx.doi.org/10.20944/preprints202109.0141.v1 TI - Asymptotic Methods T2 - Preprints AU - Fellah, Mohammed Akram PY - 2021 DA - 2021/09/08 PB - Preprints