LargeInteger dividend = LargeInteger.valueOf("3133861182986538201");
LargeInteger divisor = LargeInteger.valueOf("25147325102501733369");
Rational rational = Rational.valueOf(dividend, divisor);
System.out.println("rational = " + rational);
ModuloInteger m = ModuloInteger.valueOf("233424242346");
LocalContext.enter(); // Avoids impacting others threads.
try {
ModuloInteger.setModulus(LargeInteger.valueOf("31225208137"));
ModuloInteger inv = m.inverse();
System.out.println("inverse modulo = " + inv);
ModuloInteger one = inv.times(m);
System.out.println("verification: one = " + one);
} finally {
LocalContext.exit();
}