Topics of the menu Algebra

Prime numbers
The prime numbers between two natural numbers a and b are calculated.
Prime Tuples   (New in version 9.0)
The program determines all prime twins (p,p+2), prime cousins (p,p+4), sexy primes (p,p+6) and prime triplets in an interval [a,b].
Prime Factorization
The prime fatorization of a natural number n < 1014 is calculated.
G.C.F. and L.C.M.
The greatest common factor (GCD) the least commun multiple (LCM) and the sets of divisors of up to 10 numbers are calculated.
Calculating percentages   (Neu in Version 9.0)
The base value G, the percentage value W, the percentage p or p%, the growth factor q and the final value E are calculated if two independent values are entered.
Decimals to Fractions
Periodical decimals will be transformed to fractions.
Fractions to Decimals
Fractions are transformed in periodical decimals and also the period and its length are determined.
Binomials of n-th Degree
The binomial ( a·x + b·y )n with 1 < n < 500 is calculated.
Equations of 4-th Degree
The solutions of  a·x4 + b·x3 + c·x2 + d·x + e = 0  are calculated .
Diophantine Equations
The integer solutions of  a·x + b·y + c = 0  with a, b, c integer are calculated.
Pythagorean Triples
The pythagorean triples between two bounds are calculated.
Calculators
Calculation in place value systems
Calculation with fractions
Calculation with complex numbers

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