commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince54FieldStepInterpolator.java [141:186]:
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
            final T f3        = f2.multiply(theta);
            final T f4        = f3.multiply(eta);
            final T coeff0    = f1.multiply(a70).
                                subtract(f2.multiply(a70.subtract(1))).
                                add(f3.multiply(a70.multiply(2).subtract(1))).
                                add(f4.multiply(d0));
            final T coeff1    = time.getField().getZero();
            final T coeff2    = f1.multiply(a72).
                                subtract(f2.multiply(a72)).
                                add(f3.multiply(a72.multiply(2))).
                                add(f4.multiply(d2));
            final T coeff3    = f1.multiply(a73).
                                subtract(f2.multiply(a73)).
                                add(f3.multiply(a73.multiply(2))).
                                add(f4.multiply(d3));
            final T coeff4    = f1.multiply(a74).
                                subtract(f2.multiply(a74)).
                                add(f3.multiply(a74.multiply(2))).
                                add(f4.multiply(d4));
            final T coeff5    = f1.multiply(a75).
                                subtract(f2.multiply(a75)).
                                add(f3.multiply(a75.multiply(2))).
                                add(f4.multiply(d5));
            final T coeff6    = f4.multiply(d6).subtract(f3);
            final T coeffDot0 = a70.
                                subtract(dot2.multiply(a70.subtract(1))).
                                add(dot3.multiply(a70.multiply(2).subtract(1))).
                                add(dot4.multiply(d0));
            final T coeffDot1 = time.getField().getZero();
            final T coeffDot2 = a72.
                                subtract(dot2.multiply(a72)).
                                add(dot3.multiply(a72.multiply(2))).
                                add(dot4.multiply(d2));
            final T coeffDot3 = a73.
                                subtract(dot2.multiply(a73)).
                                add(dot3.multiply(a73.multiply(2))).
                                add(dot4.multiply(d3));
            final T coeffDot4 = a74.
                                subtract(dot2.multiply(a74)).
                                add(dot3.multiply(a74.multiply(2))).
                                add(dot4.multiply(d4));
            final T coeffDot5 = a75.
                                subtract(dot2.multiply(a75)).
                                add(dot3.multiply(a75.multiply(2))).
                                add(dot4.multiply(d5));
            final T coeffDot6 = dot4.multiply(d6).subtract(dot3);
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -



commons-math-legacy/src/main/java/org/apache/commons/math4/legacy/ode/nonstiff/DormandPrince54FieldStepInterpolator.java [194:239]:
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
            final T f3        = f2.multiply(theta);
            final T f4        = f3.multiply(eta);
            final T coeff0    = f1.multiply(a70).
                                subtract(f2.multiply(a70.subtract(1))).
                                add(f3.multiply(a70.multiply(2).subtract(1))).
                                add(f4.multiply(d0));
            final T coeff1    = time.getField().getZero();
            final T coeff2    = f1.multiply(a72).
                                subtract(f2.multiply(a72)).
                                add(f3.multiply(a72.multiply(2))).
                                add(f4.multiply(d2));
            final T coeff3    = f1.multiply(a73).
                                subtract(f2.multiply(a73)).
                                add(f3.multiply(a73.multiply(2))).
                                add(f4.multiply(d3));
            final T coeff4    = f1.multiply(a74).
                                subtract(f2.multiply(a74)).
                                add(f3.multiply(a74.multiply(2))).
                                add(f4.multiply(d4));
            final T coeff5    = f1.multiply(a75).
                                subtract(f2.multiply(a75)).
                                add(f3.multiply(a75.multiply(2))).
                                add(f4.multiply(d5));
            final T coeff6    = f4.multiply(d6).subtract(f3);
            final T coeffDot0 = a70.
                                subtract(dot2.multiply(a70.subtract(1))).
                                add(dot3.multiply(a70.multiply(2).subtract(1))).
                                add(dot4.multiply(d0));
            final T coeffDot1 = time.getField().getZero();
            final T coeffDot2 = a72.
                                subtract(dot2.multiply(a72)).
                                add(dot3.multiply(a72.multiply(2))).
                                add(dot4.multiply(d2));
            final T coeffDot3 = a73.
                                subtract(dot2.multiply(a73)).
                                add(dot3.multiply(a73.multiply(2))).
                                add(dot4.multiply(d3));
            final T coeffDot4 = a74.
                                subtract(dot2.multiply(a74)).
                                add(dot3.multiply(a74.multiply(2))).
                                add(dot4.multiply(d4));
            final T coeffDot5 = a75.
                                subtract(dot2.multiply(a75)).
                                add(dot3.multiply(a75.multiply(2))).
                                add(dot4.multiply(d5));
            final T coeffDot6 = dot4.multiply(d6).subtract(dot3);
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -