TY - JOUR ID - 3403 TI - On some applicable approximations of Gaussian type integrals JO - Journal of Mathematical Modeling JA - JMM LA - en SN - 2345-394X AU - Chesneau, Christophe AU - Navarro, Fabien AD - LMNO, University of Caen, Caen, France AD - CREST, ENSAI, Rennes, France Y1 - 2019 PY - 2019 VL - 7 IS - 2 SP - 221 EP - 229 KW - Exponential approximation KW - Gauss integral type function KW - Voigt error function DO - 10.22124/jmm.2019.12897.1250 N2 - In this paper, we introduce new applicable approximations for Gaussian type integrals. A key ingredient is the approximation of the function $e^{-x^2}$ by the sum of three simple polynomial-exponential functions. Five special Gaussian type integrals are then considered as applications. Approximation of the so-called Voigt error function is investigated. UR - https://jmm.guilan.ac.ir/article_3403.html L1 - https://jmm.guilan.ac.ir/article_3403_866110e222286534f422eb718844a4af.pdf ER -