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java.lang.ObjectBruch
public class Bruch
Gemeine Brueche.
Field Summary | |
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private int |
nenner
Nenner. |
private int |
zaehler
Zaehler. |
Constructor Summary | |
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Bruch(int z)
Konstruktor, ganze Zahl als Bruch. |
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Bruch(int z,
int n)
Konstruktor, wirft Ausnahme, falls Nenner == 0. |
Method Summary | |
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Bruch |
add(Bruch a)
Addition. |
int |
getNenner()
Lesen des Nenners. |
int |
getZaehler()
Lesen des Zaehlers. |
static void |
main(java.lang.String[] args)
Testprogramm zur Klasse Bruch, 1: 2 / 3 + 3 / 18 2: 3 * ( 225 / 375) 3: 2 + 2 + 2 - 1 |
void |
setNenner(int n)
Setzen des Nenners. |
void |
setZaehler(int z)
Setzen des Zaehlers. |
java.lang.String |
toString()
Darstellung eines Bruchs. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Field Detail |
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private int zaehler
private int nenner
Constructor Detail |
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public Bruch(int z, int n) throws java.lang.Exception
z
- Zaehlern
- Nenner
BruchException,
- NPlusException
java.lang.Exception
public Bruch(int z)
z
- ganze ZahlMethod Detail |
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public int getZaehler()
public int getNenner()
public void setZaehler(int z)
z
- neuer Zaehlerpublic void setNenner(int n) throws java.lang.Exception
n
- neuer Nenner
BruchException
java.lang.Exception
public Bruch add(Bruch a) throws java.lang.Exception
a
- Bruch, welcher addiert werden soll
BruchException,
- NPlusException
java.lang.Exception
public java.lang.String toString()
toString
in class java.lang.Object
public static void main(java.lang.String[] args)
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