package cmplx_test

import (
	"fmt"
	"math"
	"math/cmplx"
)

func ExampleAbs() {
	fmt.Printf("%.1f", cmplx.Abs(3+4i))
	// Output: 5.0
}

// ExampleExp computes Euler's identity.
func ExampleExp() {
	fmt.Printf("%.1f", cmplx.Exp(1i*math.Pi)+1)
	// Output: (0.0+0.0i)
}

func ExamplePolar() {
	r, theta := cmplx.Polar(2i)
	fmt.Printf("r: %.1f, θ: %.1f*π", r, theta/math.Pi)
	// Output: r: 2.0, θ: 0.5*π

 * limitations under the License.
 */

package com.google.common.math;

import static com.google.common.math.MathBenchmarking.ARRAY_MASK;
import static com.google.common.math.MathBenchmarking.ARRAY_SIZE;
import static com.google.common.math.MathBenchmarking.randomDouble;
import static com.google.common.math.MathBenchmarking.randomPositiveDouble;

import com.google.caliper.BeforeExperiment;

import static com.google.common.math.MathTesting.FRACTIONAL_DOUBLE_CANDIDATES;
import static com.google.common.math.MathTesting.INFINITIES;
import static com.google.common.math.MathTesting.INTEGRAL_DOUBLE_CANDIDATES;
import static com.google.common.math.MathTesting.NEGATIVE_INTEGER_CANDIDATES;
import static com.google.common.math.MathTesting.POSITIVE_FINITE_DOUBLE_CANDIDATES;

// absolute error 1.0e-16.

// Log returns the natural logarithm of x.
func Log(x complex128) complex128 {
	return complex(math.Log(Abs(x)), Phase(x))
}

// Log10 returns the decimal logarithm of x.
func Log10(x complex128) complex128 {
	z := Log(x)
	return complex(math.Log10E*real(z), math.Log10E*imag(z))

 */

package com.google.common.math;

import static com.google.common.math.MathBenchmarking.ARRAY_MASK;
import static com.google.common.math.MathBenchmarking.ARRAY_SIZE;
import static com.google.common.math.MathBenchmarking.RANDOM_SOURCE;
import static com.google.common.math.MathBenchmarking.randomNonZeroBigInteger;
import static com.google.common.math.MathBenchmarking.randomPositiveBigInteger;

 * the License.
 */

package com.google.common.math;

import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.math.MathPreconditions.checkRoundingUnnecessary;

import com.google.common.annotations.GwtIncompatible;
import java.math.RoundingMode;

/**

}

func test64(f float64) {
	if f != 0 || math.Signbit(f) {
		println("BUG: got", f, "want 0.0")
		return
	}
}

func main() {
	if f := -x0; f != 0 || !math.Signbit(float64(f)) {
		println("BUG: got", f, "want -0.0")
	}

	test32(-0.0)
	test32(x0)
	test32(x1)
	test32(x2)
	test32(x3)

	if f := -y0; f != 0 || !math.Signbit(f) {
		println("BUG: got", f, "want -0.0")
	}

	test64(-0.0)
	test64(y0)

# -ldflags applies to link of command
go build -a -n -ldflags=-X=math.pi=3 my/cmd/prog
stderr 'link.* -X=math.pi=3'

# -ldflags applies to link of command even with strange directory name
go build -a -n -ldflags=-X=math.pi=3 my/cmd/prog/
stderr 'link.* -X=math.pi=3'

# -ldflags applies to current directory
cd my/cmd/prog
go build -a -n -ldflags=-X=math.pi=3
stderr 'link.* -X=math.pi=3'

 * limitations under the License.
 */

package com.google.common.math;

import static com.google.common.math.MathBenchmarking.ARRAY_MASK;
import static com.google.common.math.MathBenchmarking.ARRAY_SIZE;
import static com.google.common.math.MathBenchmarking.RANDOM_SOURCE;
import static com.google.common.math.MathBenchmarking.randomDouble;
import static com.google.common.math.MathBenchmarking.randomPositiveDouble;

 * limitations under the License.
 */

package com.google.common.math;

import static com.google.common.math.MathBenchmarking.ARRAY_MASK;
import static com.google.common.math.MathBenchmarking.ARRAY_SIZE;
import static com.google.common.math.MathBenchmarking.RANDOM_SOURCE;
import static com.google.common.math.MathBenchmarking.randomExponent;
import static com.google.common.math.MathBenchmarking.randomNonNegativeBigInteger;