Judul: Kajian Prospek dan Strategi Pengembangan Usaha Pengolahan Aloe vera pada PT. Libe Bumi Abadi
Abstrak: Aloe vera has a compete nutrition which has function as natural antioxidant. The objectives of this study are (1) to know the business prospect in market aspect and raw material supply, (2) to evaluate financial feasibility, (3) to evaluate business management in the management aspect and production technology, (4) to average business development strategy of PT. Libe Bumi Abadi. The method of analysis used were (1) descriptive method which was used in collecting data of raw material, market prospect, financial statement, selling volume, income and cost, and strategic competitor; (2) feasibility investment method; (3) analysis of strengths, weaknesses, opportunities and threats (SWOT) and Internal-External (IE) matrix. The result of the study showed that the business processing of Aloe vera needed investment cost Rp. 687.750.000 and average of operational cost Rp. 1.997.400.000 per year. It was a proper business because it resulted Net Present Value (NPV) Rp. 383.606.492, Internal Rate Return (IRR) 34.39%, Pay Back Period (PBP) during 3.6 years, Benefit Cost Ratio (BCR) 1.558 (> 1) and Break Event Point (BEP) 30,385.41 or 42.20% from used production capacities. The sensitivity analysis showed that the investment was susceptible with the decreasing of selling price 5% but it was still defend in the increasing of raw material 5%. Based on the SWOT analysis, some alternative strategies that are SO, ST, WO and WT. The strategy which recommended to PT. Libe Bumi Abadi is WO strategy; they are (1) minimal benefit and production which result, (2) finding the new partnership as a the fund resource. The result of the analysis IE matrix showed PT. Libe Bumi Abadi in quadrant V, which is growth. It showed that it passed through horizontal integration or consolidation by defending of selling level and profi
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Judul: Strategi Peningkatan Dayasaing Agroindustri LIdah Buaya di Kota Pontianak
Abstrak: Pontianak is one of the central productions of aloe vera in Indonesia which is mostly grown on a small and home scale industries. However, these agro-industry still face various problems, such as the difficulty of marketing product, lack of production technology, low of product quality and limited production capital, thereby affecting competitiveness and lead to the agro-industry has not developed. The purpose of this study were to (1) analyze the competitiveness condition of aloe vera agroindustry in Pontianak, (2) identify the factors that affect competitiveness of aloe vera agro-industry in Pontianak, (3) formulate a strategy to improve the competitiveness of aloe vera agro-industry for development of aloe vera agro-industry in Pontianak. Competitiveness analysis of the aloe vera agroindustrial conditions use Porter's Diamond theory approach. While to analysis of competitiveness determinats and the strategies formulation for improving competitiveness of aloe vera agroindustry uses Analytical Hierarchy Process (AHP), the hierarchical structure of the AHP is based on Porter‟s Diamond theory. AHP data obtained from experts who fill out a questionnaire in the form of pairwise comparisons assessment, then the data is processed using Expert Choice 2000 The result descriptive analysis showed that agroindustry aloe vera in Pontianak does not have competitiveness, because only one pair of main components which has a mutually supportive relationship among the six pairs of the main components in the system competitiveness of aloe vera agroindustry in Pontianak. Whereas the determinants factor in the competitiveness of aloe vera agroindustry in Pontianak are domestic demand conditions with subfactor home demand composition, and condition of the resource with the subfactor of human resource. Strategy priorities to improve competitiveness of aloe vera agroindustry in Pontianak are (1) to produce high products in accordance with the local and export market demand, (2) to create innovative products for all segments of the market demand. Polices which can be conducted by government in developing aloe vera agroindustry in Pontianak are (1) to design policy program of product standardization in national scale, (2) to conduct intensive counseling and guidance on the implementation of the operational standards of production (SOP), and (3) government cooperation with businesses in conducting trainings or seminars on entrepreneurship, in order to be open to entrepreneurs insight receiving and doing new things and be able to innovate to create the required product market
Keyword: competitiveness, agro-industry, aloe vera, Diamond Porter, AHP

Judul: Cycle Hamilton pada Graf Lengkap, Graf Regular, dan Graf 2-Connected 4-Regular Berorder Kurang dari Sepuluh
Abstrak: Suatu graf disebut graf Hamilton apabila graf tersebut memuat cycle Hamilton, yaitu cycle yang melewati setiap vertex tepat satu kali. Menentukan keberadaan cycle Hamilton pada suatu graf dapat menggunakan syarat cukup yang berupa teorema-teorema yang telah diperkenalkan sejak tahun 1950-an. Beberapa syarat cukup yang dibahas dalam karya ilmiah ini adalah syarat cukup yang berhubungan dengan graf lengkap dan graf regular. Suatu graf lengkap berorder 𝑛������ ≥ 3 dan graf r-regular berorder 𝑛������ ≤ 2𝑟������ + 1 merupakan graf Hamilton, Karena kedua graf tersebut memuat cycle Hamilton. Selanjutnya, syarat cukup tersebut digunakan untuk menentukan keberadaan cycle Hamilton pada graf 2-connected 4- regular berorder kurang dari 10.
Keyword: graf Hamilton, graf regular, graf lengkap, graf 2-connected 4-regular