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In this paper we are intersted in studying the existence of a First integral and the non-existence of limit cycles of rational Kolmogorov systems of the form {x′=x(P(x,y)+R(x,y)S(x,y)),y′=y(Q(x,y)+R(x,y)S(x,y)), where P (x, y) , Q (x, y) , R (x, y) , S (x, y) are homogeneous polynomials of degree...

Penawar Rindu Island, nestled within Indonesia's Riau Islands province, presents a captivating and lesser-known allure to tourists seeking an escape to nature's tranquility. The Island's pristine beauty and rich cultural heritage have attracted local and regional visitors, making sustainable...

Learning media is an integral part of the learning system and occupies an important position. Given the significance of media in learning, this paper examines the bibliometric analysis from published research articles on learning media evaluation. It aims to describe research topics that were extensively...

Incorporation of spinach flour into the production process of sponge cakes exerts discernible effects on the resultant sponge cake products. This phenomenon stems from alterations in the fundamental physical attributes of sponge cakes, notably manifested through modifications in color, taste, texture,...

Since the new crown epidemic raged at the end of 2019, the epidemic has pushed online consumption to grow rapidly and the global e-commerce penetration rate has accelerated, making consumer demand accelerate to online consumption mode and global e-commerce sales show a high growth trend. TikTok, as one...

In this study, it was aimed to investigate the digital addiction levels of high school students according to different variables such as gender, grade, general family attitudes, family income level. The universe of the research consists high school students in public schools in Sakarya, Çanakkale and...

Artificial Intelligence (AI)-Infused Reproductive Technology is the waning of human instinct in medicine and AI’s rise as data-informed precision health care. It opens the door to “robotic” diagnostics that identify prime embryos for In-Vitro Fertilization (IVF) with near-perfect success rates, augmented...

This study aims to identify how tax aggressiveness and debt costs affect company erformance evaluation of energy sector business entities from 2019 to 2023 on the Indonesia Stock Exchange (IDX). In addition, this study also considers the moderating effect of political connections on tax aggressiveness...

Diabetic ketoacidosis (DKA) remains one of the leading causes of hospitalization, mortality, and severe complications, especially in childhood and adolescence. Understanding the interplay between HbA1c levels and DKA resolution time is of paramount importance, as it can provide insights into the underlying...

At present, the allocation efficiency of Chengdu’s sci-tech finance resources, along with the alignment between its service system and the demands of sci-tech innovation, still lacks quantitative verification. There is an urgent need to examine the efficiency of the city’s sci-tech finance system. Based...

Enterococcus faecalis, Staphylococcus aureus, Acitenobacter baumannii, Malassezia furfur and Candida albicans are the most common microbes that cause skin infections. The high number of skin infections cases causes the emergence of antimicrobial resistance, so it is necessary to search for new topical...

Integrability of differential constraints arising from the singularity analysis of two (1+1)-dimensional second-order evolution equations is studied. Two nonlinear ordnary differential equations are obtained in this way, which are integrable by quadrtures in spite of very complicated branching of their...

Aiming at the limited maximum inventory in actual storage, the advantages and disadvantages of (R, q) and (s, s) spare parts ordering strategies are analyzed. Through the storage cost modeling, the optimal cost parameters of the two strategies are determined. Under the condition of cost optimal parameter...

A cure-dependent viscoelastic constitutive model is simply derived, and verified by comparing the results predicted by the derived model with the theoretic solution of a rod model and the standard ABAQUS elastic solution of a three-dimensional (3D) cross-ply laminate [0/90]s. A 3D simulation of an AS4/3501-6...

SNSs have been widely used in EFL (English as a Foreign Language) learning world-wide. In China, QQ, a very popular SNS, has also been widely used for EFL learning. However, there are some problems regarding the use of QQ in this field. This paper presents a study which tried to find out those problems...

Physical training is one of some important and decided factor in reaching the achievement. There are some method of training that can be used in increasing the abilities of physic. Futsal is the sport which need the prime physical ability. One of some components of futsal player physical ability as the...

The paper analyzes current expenditure system of united territorial communities, which includes funding of education, culture, health care, social safety net, housing and community amenities, infrastructure development, which together ensure territories` sustainable development. It has been proved that...

The purpose of this study is to find out the implementation model of the policy implemented by the Aceh government in maintaining the consistency of peace as it has been entrusted in Law Number 11 Year 2006 regarding the governance of Aceh. Implementation of this action based on the decisions that have...

Multicast routing in wireless mesh networks can be accomplished based on link quality metrics to maximize throughput. Nodes must collaborate in order to compute the path metric and forward data. The assumption that all nodes are honest and behave correctly during metric computation, propagation, and...

Urinary catheters act as a reservoir of resistant pathogens. Several factors (type, duration, procedural mistakes during insertion of catheter, associated diseases of patients, etc.) are responsible for the different catheter-associated urinary tract infection (CAUTI) rates in different healthcare setups....

The development of ELISA method to detect patients with schistosomiasis in Indonesia is a detection of the antigens that are derived from the peripheral vessels in the blood serum. This research is conducted in the Napu Plateau of Poso Regency, Central Sulawesi, Indonesia. The goal is to develop ELISA...

Artificial intelligence has greatly improved the efficiency of industry and life, but its algorithmic framework is often a black box, leading to a lack of understanding of how computers give decision results. So, the interpretability of artificial intelligence has been widely concerned in recent years....

My country is one of the countries with the most serious natural disasters in the world. The characteristics of the disaster chain are increasingly prominent, and the rescue of all disasters is facing unprecedented challenges. Emergency management is an important part of the national governance system...

Contemporary Christian Education has been documented to be catching up with technological and educational advancements of the digital era in its praxis. However, there needs to be more discussion about changes and challenges around the underlying educational philosophies in Christian Education as a result...

With the increasing number of study programs offered each year, Tadulako University is improving its academic support facilities and infrastructure to create a conducive and comfortable atmosphere and campus life. However, the development of new infrastructure, such as lecture buildings and other supporting...

This research aims to identify the existing conditions of groundwater management arrangements in Indonesia, as well as formulate ideal arrangements by comparing groundwater arrangements in Australia. The type of research used is normative legal research with primary and secondary legal materials. The...

This study investigates the impact of credit risk (measured by Non-Performing Loans or NPLs) and investment risk (including Loan to Deposit Ratio or LDR for liquidity, Capital Adequacy Ratio or CAR for solvency, and market volatilities) on banking performance (Return on Assets or ROA) in Asian countries...

The scholarly publications focusing on electrochemical sensors for heavy metal ions have experienced a significant increase in recent years, driven by the efforts of researchers and scientists. This study aims to investigate the current research, identify key areas of interest, and pinpoint future research...

This product aims to make sure that the rider concentrate on the road. Therefore, we adopted an intelligent hardware+APP+Data platform. Its unique feature is that low-cost and simple electronic equipment which has the same function, not only flexible system design, but also LED lights as a navigation...

A 60 GSa/s THA is designed and realized in InP-DHBT process. The THA presents a small signal bandwidth of 50 GHz. For +4 dBm and -4 dBm input powers, 60 GSa/s spectral measurements give a THD of -37.3 dB and -51.3 dB for input frequency up to 2 GHz and a THD of -30.1 dB and -38.7 dB up to 15 GHz. Temporal...

For colleges and universities increasing requirements in practice, but lack of experiment equipment and site problems, this paper puts forward a solution of network virtual laboratory based on B/S mode.It achieved to operate the experiments of the remote virtual laboratory directly. It has practical...

Human intelligence and literacy represent significant and decisive parts in one´s life. Currently, they may also be reflected in possessing PC skills, particularly as necessary requirements linked to using information technology systems become greater and more differentiated. This notion is related to...

This study aims to describe the component analysis of Knowledge Management at Postgraduate IAIN Kendari that includes elements of people, process and technology. This research uses qualitative descriptive method, research respondents are students, Postgraduate lecturer at once Manager IAIN Kendari. Data...

When the EMU(Electric Multiple Units) is passing by the windbreak wall gap, the crosswind strikes at its surface, causing the aerodynamic performance exceeds the standards and making influence on the train safety and the passenger comfort. Therefore, the study of this problem is particularly important....

The current street monitoring is more traditional way, backward management and inefficient. Now on the street lamp monitoring system research is the use of wireless network technology and GIS technology to achieve automatic monitoring of street lamps, but the lack of street lamp system logic structure...

The propagation behavior of the arterial pulse wave may provide valuable diagnostic information for cardiovascular pathology. pulse wave imaging (PWI) is a noninvasive, ultrasound imaging-based technique capable of mapping multiple wall motion waveforms along a short arterial segment over a single cardiac...

Background: Aortic pulse wave velocity (PWV) can be biased by the measurement of carotid–femoral (c-f) distance on body surface. We wondered whether the estimation of distance according to body height could be used. Methods: Three cohorts of altogether 596 subjects (mean age 58.9 years) were studied....

In identifying a plant species, anatomical characteristics of vegetative organs such as leaves are needed to complete taxonomic data and increasing group understanding within a taxa. The aimed of this research to determine the cross-sectional characteristics of leaves and stomata characteristics of three...

Career is several kinds of role that a person plays during the life span. Knowledge of career information is needed as an effort to prepare for future career maturity, especially accuracy in determining various job options. The objective of the study is to determine the breadth of knowledge regarding...

Industrial technology is developing rapidly accompanied by learning technology, especially in some virtual applications. Virtual Laboratory is one of the virtual learning applications that is currently being developed in the 4.0 industrial revolution. The use of virtual laboratories in Revolution 4.0...

In today’s society the marketing process is not only done conventionally but also the role of digital technology has brought changes in online marketing, making it much in demand by business people in promoting their products. As a result, business people are increasingly interested in implementing online...

IN recent years, China has strictly controlled carbon emissions, aiming to establish and improve the economic system of green and low-carbon circular development and promote China's green development. Carbon emission policies can be beneficial to the automobile industry to promote the achievement...

There are many factors why Indonesian students lack reading literacy, including the unfamiliarity with the PISA Reading Literacy Assessment characteristics. This paper describes (1) the design of a PISA Model of English Reading Literacy Assessment Model for Senior High School students; (2) the implementation...

The Hospital Minimum Service Standards include several key components, one of which is the vital management of medical records. Achieving 100% completeness in medical record documentation is a key indicator of success in the health sector, and it significantly influences the level of hospital accreditation....

Balenciaga's 2023 ad for sexualised girls causes uproar. The widspread boycott of JNBY in the East in 2019 over its controversial children’s clothing line was not coincidental. Behind the incident, sexualising girls can have an indelible negative impact on them. However, the issue is serious and...

Electronic Procurement of Goods/Services (e-procurement) aims to produce the right goods/services from every money spent, measured from the aspects of quality, quantity, time, cost, location, and providers that have the ultimate goal of achieving the absorption of government spending budgets, especially...

Increased arterial stiffness occurs in older patients with peripheral arterial disease (PAD). In this study we compared arterial stiffness and central hemodynamic parameters in young (< 60 years of age) PAD patients and controls. In 31 PAD patients with an ankle-brachial index (ABI≤ 0.9) and 42 controls,...

With the rapid development of the automobile industry and the increasing requirement of the environmental protection, ultra-high strength hot stamping steel is widely used in body parts of the car. In this paper, the precipitation changes of the second phase particles and CCT curves of 2000 MPa ultra-high...

The research aims to analyze the influence of food prices on the development of inflation in Pangkalpinang. Analysis of the influence of food prices on the development of inflation is needed to evaluate changes in food prices that cause and contribute to inflation. The analytical method used is multiple...