// Add shortcuts for sample types
	for _, st := range p.SampleType {
		command := fmt.Sprintf("sample_index=%s", st.Type)
		s[st.Type] = []string{command}
		s["total_"+st.Type] = []string{"mean=0", command}
		s["mean_"+st.Type] = []string{"mean=1", command}
	}
	return s
}

func sampleTypes(p *profile.Profile) []string {
	types := make([]string, len(p.SampleType))
	for i, t := range p.SampleType {
		types[i] = t.Type

}

func reportOptions(p *profile.Profile, numLabelUnits map[string]string, cfg config) (*report.Options, error) {
	si, mean := cfg.SampleIndex, cfg.Mean
	value, meanDiv, sample, err := sampleFormat(p, si, mean)
	if err != nil {
		return nil, err
	}

	stype := sample.Type
	if mean {
		stype = "mean_" + stype
	}

	if cfg.DivideBy == 0 {
		return nil, fmt.Errorf("zero divisor specified")
	}

package cmd

import (
	"errors"
)

// errInvalidArgument means that input argument is invalid.
var errInvalidArgument = errors.New("Invalid arguments specified")

// errMethodNotAllowed means that method is not allowed.
var errMethodNotAllowed = errors.New("Method not allowed")

// errSignatureMismatch means signature did not match.
var errSignatureMismatch = errors.New("Signature does not match")

if(this.count_===1){this.mean_=x;this.variance_=0;}else{const oldMean=this.mean_;const oldVariance=this.variance_;if(oldMean===Infinity||oldMean===-Infinity){this.mean_=this.sum_/this.count_;}else{this.mean_=oldMean+(x-oldMean)/this.count_;}
this.variance_=oldVariance+(x-oldMean)*(x-this.mean_);}}

      // in NaN naturally.
      sumOfProductsOfDeltas +=
          values.sumOfProductsOfDeltas()
              + (values.xStats().mean() - xStats.mean())
                  * (values.yStats().mean() - yStats.mean())
                  * values.count();
    }
    yStats.addAll(values.yStats());
  }

  /** Returns an immutable snapshot of the current statistics. */

   1. Definitions.

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   1. Definitions.

      "License" shall mean the terms and conditions for use, reproduction,
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      "Licensor" shall mean the copyright owner or entity authorized by
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      "Legal Entity" shall mean the union of the acting entity and all

   1. Definitions.

      "License" shall mean the terms and conditions for use, reproduction,
      and distribution as defined by Sections 1 through 9 of this document.

      "Licensor" shall mean the copyright owner or entity authorized by
      the copyright owner that is granting the License.

      "Legal Entity" shall mean the union of the acting entity and all

   1. Definitions.

      "License" shall mean the terms and conditions for use, reproduction,
      and distribution as defined by Sections 1 through 9 of this document.

      "Licensor" shall mean the copyright owner or entity authorized by
      the copyright owner that is granting the License.

      "Legal Entity" shall mean the union of the acting entity and all

   1. Definitions.

      "License" shall mean the terms and conditions for use, reproduction,
      and distribution as defined by Sections 1 through 9 of this document.

      "Licensor" shall mean the copyright owner or entity authorized by
      the copyright owner that is granting the License.

      "Legal Entity" shall mean the union of the acting entity and all