s the set of indices of primes associated with this <a class="el" href="classhelib_1_1_double_c_r_t.html" title="Implementing polynomials (elements in the ring R_Q) in double-CRT form.">DoubleCRT</a> object: they index the primes stored in the associated <a class="el" href="classhelib_1_1_context.html" title="Maintaining the parameters.">Context</a>.</p>
<p>Arithmetic operations are computed modulo the product of the primes in use and also modulo Phi_m(X). Arithmetic operations can only be applied to <a cla