We use a direct variational method in order to investigate the dependence on parameterrnfor the solution of the following Du_ng type equation with Dirichlet boundaryrnconditionsrnx(t) + r(t)x_ (t) Fx(t; x(t)) f(t) = 0rnx(0) = x(1) = 0rnand we observe that some outline of variational approach, in...
Currently, 1.5 liters per person per day (De Mes and Stams, 2003) faeces and urine as sewage waste, 45 to 60m3/day SHW and 2 to 3 trucks/day of FVW generated in Addis Ababa. The main objective of this work was to make comparative study on the biogas generation potential of SW, SHW, FVW, and their...
Climate change is affecting different dimensions of human life. The effect is significant for rural farmrnhouseholds in Ethiopia. In response to this farmers use different adaptation strategies. However, there is a gap in knowledge on the effect of different adaptation strategies on farm...
The objective of this study was to investigate the nexus between urban poverty and propertyrncrimes which were committed in Addis Ababa city. To calibrate the nexus between urban crimernand poverty in the city of Addis Ababa, a descriptive cross sectional study was carried out in thern10 sub-cities...
Groundwater is occurring within different hydrogeology environment, geologic formationsrnand topographic settings that the factors mainly control the groundwater distribution andrndevelopment for different purposes. A systematic evaluation of groundwater is essential for thernproper utilization and...
In tht s study an attempt has beer; ;"jade it.) fi nc out whether or not arnSituational Approach is more effective than a Struc .cr a] Approach i~ develop-rn'ing the communicative ability in spe;:tkin~:fn:'lish. Teach inq mater ia'ls ~/erernprepared in line with the principles of th2 S1tuational...
Introduction: food is a major factor affecting health and well beings. Consumption ofrncontaminated foods and flesh of infected animals can resulted in different types of food bornrninfections.rnObjectives: The objective of this study was to assess sanitary conditions of public food andrndrinking...
In this project the notion of an ideal of a lattice ordered monoid A is introduced.rnThe notion of congruence relations on a lattice ordered monoid (l-monoid) A is alsornintroduced and its relation with ideals of A is investigated. In addition, we willrnintroduce the notion of normal ideals of...
Eventhough Ethiopia is investing a lot in electricity generation and infrastructure, thernelectricity access rate in the country is one of the lowest in Africa mainly due to inadequaternexpansion of electricity connection in rural areas. The purpose of this study was to assess thernkey challenges...
Background: Globally every year about 15 million newborns are born preterm and about 1.1rnmillion of them die due to complications related to prematurity. Preterm birth is the secondrnleading cause of under-five mortality and the first leading cause for neonatal mortality. InrnEthiopia, 25% of...
The Wukro area is constituted by weakly metamorphosed largelyrnPrecambrian age volcano-sedimentary rock units of Tsaliet Group , TembienrnGroup , Didikama Formation , Hatheos Formation and pebbly slate which formrnpart of the Upper Complex of the Precambrian basement . The...
Global climate change has increasingly gained worldwide attention. The concentration of greenhouse gases in our atmosphere is becoming an issue of increasing concern. To address this problem, it is believed that examining greenhouse gas emissions from different sources is important .Quantification...
The main purpose of this study was to assess the implementation of five in one, group work and pair work cooperative learning in Cheha District general secondary schools. To conduct the study, survey design was employed. And the sources of data are students, teachers and school principals. It was...
The study aims at understanding the nexus between tax revenue, private final consumption, inflation and economic growth in Ethiopia. To achieve this objective co-integrated VAR approach was employed. The estimated models enable to understand the long run and short run relationship of the variables...
Introduction: Sexual risk behavior accounts for a large number of vulnerabilities for acquiring HIVrninfection. Alcohol use has been shown to increase high-risk sexual behavior. Moreover, the socialrndynamics that surround alcohol use, sexual risk behavior and HIV infection and interactions...
The purpose of this study is to identify the English language needs of the fine art students atrnMekelle College of Teacher Education (MCTE). To this effect, 120 students, 4 English teachers,rn6 subject area teachers, and 3 college deans were data sources for the study. The students,rnEnglish...
Background: Early sexual debut may be linked to reproductive health problems later in life. In addition,rnboth the timing of first sex and contraceptive use are affected by a variety of factors and this makes thernconsequences of youth sexuality much more serious. It is important to understand what...
Despite the belief that fiscal policy can influence both economic growth and privaterninvestment., attempts like the Structural Adjustment Program and Poverty ReductionrnStrategic Papers have not yet brought that much promising results in Sub- Saharan Africa. If so, Can policy makers help enhance...
This study was conducted to assess the health service delivery and customer satisfaction of thernservice offered to outpatients in Menelik II Hospital in Addis Abeba. A cross sectional,rndescriptive study was conducted on a sample of 102 service users of the indicated hospital usingrnconvenience...
Symmetric travelling sales man problem is a well known combinatorial optimization problem .Itrnis a problem of findining the shortest Hamiltonian cycle in a given weighted graph. In thisrnproject paper the symmetric travelling sales man problem, together with its mathematicalrnformulation and...