List of Speaker Participant

No	NAME	INSTITUTION	CATEGORY	Title of Paper	PAPER
81	Nikenasih Binatari	UNY	Mathematics	Stability criteria of two-dimensional delay differential system using Pontryagin Theorem
82	Retno Subekti	Universitas Negeri Yogyakarta	Mathematics	The mean-variance method for optimizing gold portfolios and Sharia-compliant stocks
83	Benny Yong	Parahyangan Catholic University	Mathematics	Using The SI1S1I2S-Type Epidemiological Model to Determine Important Parameters for COVID-19 Transmission with Reinfection in Indonesia
84	Uha Isnaini	Universitas Gadjah Mada	Mathematics	Matrix NTRU Over Eisenstein Integer
85	Syaifudin Zyuhri	Sebelas Maret University	Mathematics	Algorithm for Constructing Triple Total Graph of Commutative Ring	OK
86	Said Al Afghani Edsa	CBI	Mathematics	Implementation of Hybridization : Grey Wolf Optimizer - Dragonfly Algorithm to Improve Model Prediction : Support Vector Classifier - An Experiment	OK
87	Abdiel Bellamy Thomas	Diponegoro University	Mathematics	Derivation on Several Rings
88	Lensi Maharani Pangestu Widi	Sebelas Maret University	Mathematics	Construct The Triple Zero-Sum Graph of Ring ℤn Using Python	OK
89	Budi Priyo Prawoto	Universitas Negeri Surabaya	Mathematics	Vaccination and Quarantine Effect on Pneumonia Transmission Dynamics	OK
90	Isran K. Hasan, S.Pd., M.Si	Universitas Negeri Gorontalo	Mathematics	Implementation of Support Vector Regression (SVR) with Flower Pollination Algorithm (FPA) for Rainfall Forecasting in Gorontalo Province	OK

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