?url_ver=Z39.88-2004&rft_id=1417031032&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PERBANDINGAN+METODE+HEUN+DAN+METODE+RUNGE-KUTTA+ORDE%0D%0AEMPAT+PADA+MODEL+PEMURNIAN+ZAT+TERLARUT+DENGAN+2+TANGKI&rft.creator=CAMELIA+HANA+FITRI%2C++1417031032&rft.subject=QA+Mathematics&rft.description=Fenomena+perubahan+merupakan+bentuk+dari+persamaan+diferensial.+Pemodelan%0D%0Amatematika+tentang+fenomena+perubahan+yang+sangat+sering+digunakan+yaitu+laju%0D%0Apertumbuhan+dan+laju+penyusutan.+Salah+satunya+pada+proses+pemurnian+suatu+zat.+Dalam%0D%0Aproses+pemurnian+maka+akan+terjadi+pengurangan+konsentrasi+zat+tersebut.%0D%0APenelitian+ini+bertujuan+untuk+membandingkan+metode+Heun+dan+metode+Runge-Kutta%0D%0Aorde+4+pada+model+pemurnian+zat+terlarut+dengan+2+tangki.+Peneliti+terfokus+pada+jumlah%0D%0Azat+terlarut+yang+ada+pada+setiap+tangki%2C+sehingga+dalam+beberapa+waktu+jumlah+zat+terlarut%0D%0Asemakin+berkurang+%2F+mendekati+nilai+kemurnian+(error+%E2%89%A4+0%2C09).%0D%0ASehingga+didapatkan+kesimpulan+bahwa+Metode+Runge+Kutta+orde+4+lebih+baik+daripada%0D%0Ametode+Heun%2C+karena+hasil+solusi+hampiran+metode+Runge-Kutta+orde+4+cukup+mewakili%0D%0Ahasil+solusi+eksak+dan+memiliki+nilai+error(kesalahan)+yang+kecil+serta+garis+yang+terdapat%0D%0Apada+grafik+metode+Runge-Kutta+orde+4+dan+grafik+metode+analitik+terletak+berhimpit.%0D%0ASehingga+hampir+mendekati+nilai+sesungguhnya+(eksak).%0D%0AKata+kunci%3A+Metode+Analitik%2C+Metode+Numerik%2C+Metode+Heun%2C+dan+Metode+Runge-Kutta%0D%0AOrde+4.%0D%0A%0D%0A%0D%0AABSTRACT%0D%0A%0D%0APhenomenon+of+change+is+a+form+of+differential+equation.+Mathematical+modeling+about%0D%0Aphenomenon+of+change+that+frecuently+used+are+grouth+rate+and+depriciation+rate.+One+of%0D%0Athe+examples+is+purification+process+of+a+substance.+In+purification+prosess%2C+reduction+of+the%0D%0Acorresponding+substance+will+occur.%0D%0AThe+purpose+of+this+research+is+to+compare+Heun+method+and+4th+order+Runge-Kutta%0D%0Amethod+on+solute+purification+model+with+2+tanks.+The+researchers+are+focused+on+the%0D%0Aamount+of+the+solute+in+each+tank%2C+so+in+some+time%2C+the+solute+concentration+will+continue%0D%0Ato+decrease+%2F+approaching+purity+value+(error+%E2%89%A4+0%2C09).%0D%0ASo+the+conclusion+is+4th+order+Runge+Kutta+method+is+better+than+Heun+method%2C+because+the%0D%0Aresult+of+4th+order+Runge+Kutta+method%E2%80%99s+range+is+enough+to+represent+the+exact+solution%0D%0Aand+it+has+a+little+error+so+the+line+of+4th+order+Runge+Kutta+method%E2%80%99s+graph+and+the+line+of%0D%0Aanalytic+method%E2%80%99s+graph+coincide.+So+it+can+be+concluded+that+the+result+is+approaching+the%0D%0Aexact+value.%0D%0AKeywords%3A+Analytical+Method%2C+Numerical+Method%2C+Heun+Method%2C+and+4th+Order+Runge%0D%0AKutta+Method.&rft.publisher=FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM&rft.date=2017-12-20&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F29593%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F29593%2F2%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F29593%2F3%2FSKRIPSI%2520FULL.pdf&rft.identifier=++CAMELIA+HANA+FITRI%2C+1417031032++(2017)+PERBANDINGAN+METODE+HEUN+DAN+METODE+RUNGE-KUTTA+ORDE+EMPAT+PADA+MODEL+PEMURNIAN+ZAT+TERLARUT+DENGAN+2+TANGKI.++FAKULTAS+MATEMATIKA+DAN+ILMU+PENGETAHUAN+ALAM%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F29593%2F