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Code Issues Releases Wiki Activity

Add arccos.

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This commit is contained in:
Arthur Drobot 2017-08-09 15:08:54 -07:00
parent ca6d8d2ba2
commit efe76a6fdc
1 changed files with 17 additions and 1 deletions
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18
src/main/java/org/nwapw/abacus/plugin/StandardPlugin.java
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@ -453,7 +453,6 @@ public class StandardPlugin extends Plugin {
/** /**
* The arcsin function (return type in radians). * The arcsin function (return type in radians).
* @param manager
*/ */
public final Function functionArcsin = new Function() { public final Function functionArcsin = new Function() {
@Override @Override
@ -485,6 +484,22 @@ public class StandardPlugin extends Plugin {
} }
}; };
/**
* The arccos function.
*/
public final Function functionArccos = new Function() {
@Override
protected boolean matchesParams(NumberInterface[] params) {
return params.length == 1 && FUNCTION_ABS.apply(params[0]).compareTo(fromInt(params[0].getClass(), 1)) <= 0;
}
@Override
protected NumberInterface applyInternal(NumberInterface[] params) {
return piFor(params[0].getClass()).divide(fromInt(params[0].getClass(), 2))
.subtract(functionArcsin.apply(params));
}
};
public StandardPlugin(PluginManager manager) { public StandardPlugin(PluginManager manager) {
super(manager); super(manager);
} }
@ -603,6 +618,7 @@ public class StandardPlugin extends Plugin {
registerFunction("csc", functionCsc); registerFunction("csc", functionCsc);
registerFunction("cot", functionCot); registerFunction("cot", functionCot);
registerFunction("arcsin", functionArcsin); registerFunction("arcsin", functionArcsin);
registerFunction("arccos", functionArccos);
} }
@Override @Override