}
	if skipOffset < 0 {
		panic("Negative rotations are not allowed")
	}

	skipOffset %= int64(len(alphabets))
	const multiply = 100
	as := bytes.Repeat(alphabets, multiply)
	b := as[skipOffset : skipOffset+int64(len(alphabets)*(multiply-1))]
	return &DummyDataGen{
		length: totalLength,
		b:      b,
	}
}

func (d *DummyDataGen) Read(b []byte) (n int, err error) {
	k := len(b)

        try {
          BigInteger quotient = BigIntegerMath.divide(p, q, UNNECESSARY);
          BigInteger undone = quotient.multiply(q);
          if (!p.equals(undone)) {
            failFormat("expected %s.multiply(%s) = %s; got %s", quotient, q, p, undone);
          }
          assertTrue(dividesEvenly);
        } catch (ArithmeticException e) {
          assertFalse(dividesEvenly);

	VFRDIVVF	F10, V2, V0, V3			// d7512584

	// 31.13.5: Vector Widening Floating-Point Multiply
	VFWMULVV	V1, V2, V3			// d79120e2
	VFWMULVV	V1, V2, V0, V3			// d79120e0
	VFWMULVF	F10, V2, V3			// d75125e2
	VFWMULVF	F10, V2, V0, V3			// d75125e0

	// 31.13.6: Vector Single-Width Floating-Point Fused Multiply-Add Instructions
	VFMACCVV	V2, V1, V3			// d79120b2
	VFMACCVV	V2, V1, V0, V3			// d79120b0

      for (long b : TEST_LONGS) {
        UnsignedLong aUnsigned = UnsignedLong.fromLongBits(a);
        UnsignedLong bUnsigned = UnsignedLong.fromLongBits(b);
        long expected =
            aUnsigned.bigIntegerValue().multiply(bUnsigned.bigIntegerValue()).longValue();
        UnsignedLong unsignedMul = aUnsigned.times(bUnsigned);
        assertThat(unsignedMul.longValue()).isEqualTo(expected);
      }
    }
  }

              // It's definitely safe to multiply into numerator and denominator.
              numerator *= n;
              denominator *= i;
              numeratorBits += nBits;
            } else {
              // It might not be safe to multiply into numerator and denominator,
              // so multiply (numerator / denominator) into result.

      for (long b : TEST_LONGS) {
        UnsignedLong aUnsigned = UnsignedLong.fromLongBits(a);
        UnsignedLong bUnsigned = UnsignedLong.fromLongBits(b);
        long expected =
            aUnsigned.bigIntegerValue().multiply(bUnsigned.bigIntegerValue()).longValue();
        UnsignedLong unsignedMul = aUnsigned.times(bUnsigned);
        assertThat(unsignedMul.longValue()).isEqualTo(expected);
      }
    }
  }

     */
    open fun header(
      name: String,
      value: String,
    ) = apply {
      headers[name] = value
    }

    /**
     * Adds a header with [name] and [value]. Prefer this method for multiply-valued
     * headers like "Cookie".
     *
     * Note that for some headers including `Content-Length` and `Content-Encoding`,
     * OkHttp may replace [value] with a header derived from the request body.
     */

func (v *projP2) FromP1xP1(p *projP1xP1) *projP2 { v.X.Multiply(&p.X, &p.T) v.Y.Multiply(&p.Y, &p.Z) v.Z.Multiply(&p.Z, &p.T) return v } func (v *projP2) FromP3(p *Point) *projP2 { v.X.Set(&p.x) v.Y.Set(&p.y) v.Z.Set(&p.z) return v } func (v *Point) fromP1xP1(p *projP1xP1) *Point { v.x.Multiply(&p.X, &p.T) v.y.Multiply(&p.Y, &p.Z) v.z.Multiply(&p.Z, &p.T) v.t.Multiply(&p.X, &p.Y) return v } func (v *Point) fromP2(p *projP2) *Point { v.x.Multiply(&p.X, &p.Z) v.y.Multiply(&p.Y, &p.Z) v.z.Square(&p.Z)...

func (v *projP2) FromP1xP1(p *projP1xP1) *projP2 { v.X.Multiply(&p.X, &p.T) v.Y.Multiply(&p.Y, &p.Z) v.Z.Multiply(&p.Z, &p.T) return v } func (v *projP2) FromP3(p *Point) *projP2 { v.X.Set(&p.x) v.Y.Set(&p.y) v.Z.Set(&p.z) return v } func (v *Point) fromP1xP1(p *projP1xP1) *Point { v.x.Multiply(&p.X, &p.T) v.y.Multiply(&p.Y, &p.Z) v.z.Multiply(&p.Z, &p.T) v.t.Multiply(&p.X, &p.Y) return v } func (v *Point) fromP2(p *projP2) *Point { v.x.Multiply(&p.X, &p.Z) v.y.Multiply(&p.Y, &p.Z) v.z.Square(&p.Z)...

		p.firstProg = prog
	} else {
		p.lastProg.Link = prog
	}
	p.lastProg = prog
	if doLabel {
		p.pc++
		for _, label := range p.pendingLabels {
			if p.labels[label] != nil {
				p.errorf("label %q multiply defined", label)
				return
			}
			p.labels[label] = prog
		}
		p.pendingLabels = p.pendingLabels[0:0]
	}
	prog.Pc = p.pc
	if *flags.Debug {
		fmt.Println(p.lineNum, prog)
	}
	if testOut != nil {