@Test
public void tangens() throws FileNotFoundException, UnsupportedEncodingException {
MyExpression expression = new MyExpression();
expression.tan = new Tg();
for (Interval i : intervals) {
for (double x = i.getX0(); x <= i.getX1(); x += i.getD())
assertEquals(
((((pow(2, 2.0 * 3.0) - ((1 - tan(x)) - 1) * (tan(x)))))), expression.calc(x), 0.01);
}
Plotter.plot("/Users/Scotch/graph_tan.csv", expression, intervals);
}
@Test
public void testAllReal() throws FileNotFoundException, UnsupportedEncodingException {
MyExpression expression = new MyExpression();
expression.cos = new Cos();
expression.sin = new Sin();
expression.cot = new Cot();
expression.tan = new Tg();
expression.csc = new Cosecant();
for (Interval i : intervals) {
for (double x = i.getX0(); x <= i.getX1(); x += i.getD())
assertEquals(
((((pow(cos(x) + csc(x), 2.0 * 3.0)
- ((sin(x) - tan(x)) - cos(x)) * (cot(x) * tan(x)))))),
expression.calc(x),
0.01);
}
Plotter.plot("/Users/Scotch/graph_all_real.csv", expression, intervals);
}
