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Employment (1)

Udayana University: Denpasar, ID

(Mathematics)
Employment
Source: Self-asserted source
Ratna Sari Widiastuti

Education and qualifications (2)

University of Brawijaya: Malang, ID

S.Si. (Mathematics)
Education
Source: Self-asserted source
Ratna Sari Widiastuti

Universitas Gadjah Mada: Yogyakarta, ID

M.Sc. (Mathematics)
Education
Source: Self-asserted source
Ratna Sari Widiastuti

Works (5)

Graf Nilpoten Dari Gelanggang Bilangan Bulat Modulo Berorde Pangkat Prima

JMPM: Jurnal Matematika dan Pendidikan Matematika
2023-09-16 | Journal article
DOI: 10.26594/jmpm.v8i1.2920
Part of ISSN: 2502-9878
Part of ISSN: 2502-986X
Contributors: Deny Putra Malik; I Gede Adhitya Wisnu Wardhana; Putu Kartika Dewi; Ratna Sari Widiastuti; Fariz Maulana; Abdul Gazir Syarifudin; Zata Yumni Awanis
Source: Self-asserted source
Ratna Sari Widiastuti

PENERAPAN METODE SAFETY FIRST CRITERION PADA SELEKSI SAHAM UNTUK PEMBENTUKAN PORTOFOLIO OPTIMAL

E-Jurnal Matematika
2023-05-31 | Journal article
DOI: 10.24843/mtk.2023.v12.i02.p406
Part of ISSN: 2303-1751
Contributors: HAMITA HAKMI; Komang Dharmawan; RATNA SARI WIDIASTUTI
Source: Self-asserted source
Ratna Sari Widiastuti

ANALISIS PERBANDINGAN METODE EXPONENTIAL APPROACH DAN METODE IMPROVED ZERO POINT UNTUK MEMINIMUMKAN BIAYA PENDISTRIBUSIAN

E-Jurnal Matematika
2022-08-31 | Journal article
DOI: 10.24843/mtk.2022.v11.i03.p378
Part of ISSN: 2303-1751
Contributors: NI KADEK JIANTARI; G K Gandhiadi; RATNA SARI WIDIASTUTI
Source: Self-asserted source
Ratna Sari Widiastuti
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Faktor-faktor yang Mempengaruhi Mahasiswa Terhadap Pemilihan Kompetensi di Program Studi Matematika Universitas Udayana

Jurnal Matematika
2021-12-31 | Journal article
DOI: 10.24843/jmat.2021.v11.i02.p143
Part of ISSN: 2655-0016
Part of ISSN: 1693-1394
Contributors: Ida Ayu Putu Ari Utari; Ratna Sari Widiastuti
Source: Self-asserted source
Ratna Sari Widiastuti

Radikal Prima Bi-Ideal Dalam Semiring Ternari

Jurnal Matematika
2019-12-31 | Journal article
DOI: 10.24843/jmat.2019.v09.i02.p113
Part of ISSN: 2655-0016
Part of ISSN: 1693-1394
Contributors: Ratna Sari Widiastuti
Source: Self-asserted source
Ratna Sari Widiastuti
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