Browsing LSP-Jurnal Ilmiah Dosen by Author "DAFIK, Dafik"
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The 2-Distance Chromatic Number of Some Wheel Related Graphs
KRISTIANA, Arika Indah; UTOYO, Muhammad Imam; DAFIK, Dafik; ALFARISI, Ridho (Far East Journal of Mathematical Sciences (FJMS), Volume 103, Number 3, 2018, Pages 645-657, 2018-02-09)Let ( )EVG , be a simple and connected graph of vertex set V and edge set E. By the 2-distance chromatic number of a graph G, we mean a map ( ) { }k c GV ,1 ,2 ,3 ..., : → such that any two vertices ... -
The Air Flow Analysis of Coffee Plantation Based on Crops Planting Pattern of the Triangular Grid and Shackle of Wheel graphs by using a Finite Volume Method
DAFIK, Dafik; NURROHIM, Muhammad; FATAHILLAH, Arif; ROMANZA P, Moch. Avel; SUSANTO, Susanto (International Journal of Advanced Engineering Research and Science (IJAERS), [Vol-4, Issue-11, Nov- 2017], 2017-11-01)Coffee bean is one of the Indonesia major export commodity. Based on the data from the 2012, Indonesia was ranked at third biggest coffee beans exporter in the world, after Vietnam and Brazil. A coffee land expansion ... -
Algebraic Learning through Caring Community Based On Lesson Study for Learning Community
HOSNAN, Hosnan; HOBRI, Hobri; DAFIK, Dafik (International Journal of Advanced Engineering Research and Science (IJAERS), [Vol-5, Issue-4, Apr- 2018], 2018-04-01)Algebraic material is still considered difficult by many students, especially for those in junior high schools. They still find it difficult to understand and solve algebraiv problems. This happens because their level ... -
Analisa Antimagic Total Covering Super pada Eksponensial Graf Khusus dan Aplikasinya dalam Mengembangkan Chipertext
ZAKIN, Hani’ah; HESTI A, Ika; KUSBUDIONO, Kusbudiono; DAFIK, Dafik (CGANT Journal of Mathematics and Applications, 2021-06-22)Let Hi be a finite collection of simple, nontrivial and undirected graphs and let each Hi have a fixed vertex vj called a terminal. The amalgamation Hi as vj as a terminal is formed by taking all the Hi’s and identifying ... -
Analisa Pewarnaan Total r-Dinamis pada Graf Lintasan dan Graf Hasil Operasi
PUTRI, Desi Febriani; DAFIK, Dafik; KUSBUDIONO, Kusbudiono (CGANT Journal of Mathematics and Applications, 2021-06-22)Graph coloring began to be developed into coloring dynamic. One of the developments of dynamic coloring is r-dynamic total coloring. Suppose G = (V (G), E(G)) is a non-trivial connected graph. Total coloring is defined ... -
The Analysis of Critical Thinking Skill of Version P21 in Solving the Problems of Two Dimensional Arithmetic Derived from the Implementation of Guided Discovery Learning
ROBI, Afif Alfa; HOBRI, Hobri; DAFIK, Dafik (International Journal of Scientific Research and Management (IJSRM) ||Volume||06||Issue||01||Pages||M-2018-06-13||2018||, 2018-01-01)This study aims to analyze the critical thinking skills of P21 students in solving Arithmetic Two Dimensional problems through the application of Guided Discovery Learning. GDL is a learning process that occurs when ... -
The Analysis of Student’s Combinatorial Thinking Skill Based on Their Cognitive Style Under the Implementation of Research Based Learning in the Total Rainbow Connection Study
HASTUTI, Y; DAFIK, Dafik; HOBRI, Hobri (IOP Conf. Series: Journal of Physics: Conf. Series 1211 (2019) 012088, 2018-11-24)Combinatorial thinking skill is one of the skills that someone should have. Combinatorial thinking process provides the systematic steps in solving a problem. The purpose of this research was to analyze the level of the ... -
The Analysis of Student’s Creative Thinking Skills in Solving "Rainbow Connection" Problem through Research Based Learning
SYAIBANI, Hassan Asy; DAFIK, Dafik; HOBRI, Hobri (The International Journal of Social Sciences and Humanities Invention, vol.4, Issue 8, August, 2017, 2017-08-01)Creative thinking skills are needed in the 21st century learning. According to the P21 platform (Partnership for 21st century learning), someone will survive in the 21st century if they have some skills of one of them is ... -
Analysis of the Influence of Local Politics on Implementation SDGs 4 Policy for Quality Education
RASAILI, Wilda; DAFIK, Dafik; HIDAYAT, Rachmat; PRAYITNO, Hadi (SAR JOURNAL, 2021-12-01)SDGs-4, the quality education is one of the factors in achieving the goals of the SDGs. The problem is that the SDGs look ambitious in integrating local level policies that are responsive to political interests. The ... -
Antibacterial Effects of Pheretima Javanica Extract and Bioactive Chemical Analysis Using Gas Chromatography Mass Spectrum
BUDAYATIN, Budayatin; WALUYO, Joko; WAHYUNI, Dwi; DAFIK, Dafik (Journal of Physics: Conference Series, 2021-01-27)Pheretima sp is an earthworm from the Oligochaeta group found mostly in Java. The characteristics has segments reaching 95-150 segments. Clitellum is located in segment 14-16. The body fluids contain protein, amino acids ... -
The Effect of Jumping Task Based on Creative Problem Solving on Students’ Problem Solving Ability
HOBRI, Hobri; UMMAH, Irma Khoirul; YULIATI, Nanik; DAFIK, Dafik (International Journal of Instruction, January 2020 ● Vol.13, No.1, 2020-01-01)This study aims to study the effectiveness of jumping task application based on creative problem solving in improving students’ problem-solving abilities. The study was applied triangulation method, namely qualitative ... -
The Effectiveness of Discovery Based Learning Implementation through Improving Students’ Innovative thinking Skills in solving Open-Ended Task of Pattern Generalization
S.N. AZIZAH; DAFIK, Dafik; SUSANTO, Susanto (International Journal of Advanced Engineering Research and Science (IJAERS), [Vol -5, Issue-8, Aug- 2018], 2018-08-01)The aim of this study is to know the result of Discovery Based Learning Implementation through Improving Students’ innovative thinking skills in solving open-ended task of pattern generalization. The method used in the ... -
The Effectiveness of Implementation Research-Based Learning Model of Teaching Integrated With Cloud Classroom (Ccr) to Improving Critical Thinking Skills in an Astronomy Course
RIDLO, Zainur Rasyid; DAFIK, Dafik; C I W NUGROHO, C I W Nugroho (Journal of Physics: Conference Series, 2019-11-01)The research aims to compares the modern class (experimental class) and traditional class with the traditional teaching style. Experiment class applies research-based learning methods integration with Cloud Classroom ... -
The Effectiveness of Madurese Culture Wisdom on Science Learning Sound Material in Primary School Students’ Critical Thinking Skills
H F WIRAWAN, H F Wirawan; SURATNO, Suratno; SUPARTI, Suparti; DAFIK, Dafik; HOBRI, Hobr (IOP Conference Series: Earth and Environmental Science, 2020-09-12)Lack of insertion or understanding of local culture and traditions in classroom learning will cause students to appreciate the existing culture and grow in their environment. This research is a development research. The ... -
The Effectiveness of Research Based Learning in Improving Students’ Achievement in Solving Two-Dimensional Arithmetic Sequence Problems
SUNTUSIA, Suntusia; DAFIK, Dafik; HOBRI, Hobri (International Journal of Instruction, January 2019 ● Vol.12, No.1, 2019-01-01)The present study aims to investigate the effectiveness of Research Based Learning (RBL) in improving students’ learning achievement in solving two dimensional arithmetic sequence problems. The study applied triangulation ... -
The Effectiveness of Research-Based Learning With Computer Programming and Highly Interactive Cloud Classroom (Hic) Elaboration in Improving Higher Order Thinking Skills in Solving a Combination of Wave Functions
RIDLO, Zainur Rasyid; DAFIK, Dafik; PRIHANDINI, Rafiantika Megahnia; C I W NUGROHO, C I W Nugroho; ALFARISI, Ridho (IOP Conf. Series: Journal of Physics, 2019-05-07)The aim of this research was to compare the HIC (Highly interactive classroom) system with a traditional method of teaching superposition of wave functions courses especially. In order to examine it’s learning effectiveness ... -
Elegant Labeling Of Some Graphs
PRIHANDINI, Rafiantika Megahnia; DAFIK, Dafik; ADAWIYAH, Robiatul; ALFARISI, Ridho; AGUSTIN, Ika Hesti; M VENKATACHALAM, M Venkatachalam (Journal of Physics: Conference Series, 2020-12-01)In this paper, we introduce a new notion of graph theory study, namely a local edge metric dimension. It is a natural extension of metric dimension concept. dG(e, v) = min{d(x, v), d(y, v)} is the distance between the ... -
Elegant Labeling of Some Graphs
PRIHANDINI, Rafiantika Megahnia; DAFIK, Dafik; AGUSTIN, Ika Hesti; ALFARISI, Ridho; ADAWIYAH, Robiatul (Journal of Physics: Conference Series, 2020-06-19)An elegant labeling on graph G with vertices and edges is an injective (one-to-one) mapping from the set of vertices V (G) to the set of non-negative integers f0; 1; 2; 3; :::; g in such a way that the set of values ... -
Five New Ways to Prove a Pythagorean Theorem
LAILY, Nurul; HOBRI, Hobri; DAFIK, Dafik (International Journal of Advanced Engineering Research and Science (IJAERS), [Vol-4, Issue-7, July- 2017], 2017-07-01)Pythagoras is one of the mathematicians who developed the basic theories of mathematics. One of his taunts that are well-known even by primary school students is a Pythagorean Theorem. This theorem states that in a ... -
The Implementation of RBL-STEM Learning Materials to Improve Students Historical Literacy in Designing the Indonesian Batik Motifs
SUMARDI, Sumardi; PUJI, Rully Putri Nirmala; DAFIK, Dafik; RIDLO, Zainur Rasyid (International Journal of Instruction, 2023-01-20)This study aims to identify students' historical literacy in preserving Indonesian batik designs as traditional cultural heritage and sustainable rural economic development. The method used in this research is a mixed ...