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Gumbel's Method

- Frequency Factor as applicable to an Infinite Sample Size
- Frequency Factor in Gumbel's Equation for Practical Use
- Frequency Factor when Variate 'x' with respect to Return Period is Given
- Gumbel's Variate 'x' with Recurrence Interval for Practical Use
- Mean Variate when Variate 'x' with Recurrence Interval for Practical Use is Given
- Reduced Mean when Frequency Factor is Given
- Reduced Standard Deviation when Variate is Given
- Reduced Variate when Frequency Factor is Given
- Reduced Variate with respect to Return Period
- Reduced Variate with respect to Return Period when Frequency Factor is Given
- Reduced Variate 'Y' for a Given Return Period
- 2 More formulas!

Confidence Limits

- Equation for Confidence Interval of the Variate
- Equation for Confidence Interval of the Variate
- Equation for Confidence Interval of the Variate bounded by x2
- Equation for Confidence Interval of the Variate bounded by X2
- Equation for the Variate 'b' with respect to Frequency Factor
- Probable Error
- Sample Size when Probable Error is Given
- Variate 'b' when Probable Error is Given

Log-Pearson Type III Distribution

- Adjusted Coefficient of Skew
- Coefficient of Skew of Variate Z when Adjusted Coefficient of Skew is Given
- Equation for Base Series of Z Variates
- Equation for Z Series for any Recurrence Interval
- Frequency Factor when Z series for Recurrence Interval is Given
- Kinematic Viscosity when Specific or Intrinsic Permeability is Given
- Mean Series of Z Variates when Z series for Recurrence Interval is Given
- Sample Size when Adjusted Coefficient of Skew is Given

Rational Method

- Coefficient of Runoff when Peak Discharge for Field Application is Given
- Coefficient of Runoff when the Peak Value is Given
- Drainage Area when Peak Discharge for Field Application is Given
- Drainage Area when Peak Runoff is Given
- Intensity of Precipitation when Peak Discharge for Field Application is Given
- Intensity of Rainfall when Peak Runoff is Given
- Peak Discharge for Field Application
- The Peak Value of Runoff

Risk, Reliability and Safety Factor

- Actual Value of the Parameter M adopted in the Design of the Project when Safety Factor is Given
- Equation for Risk
- Equation for Risk when Return Period is Known
- Equation for Safety Factor
- Equation for Safety Margin
- Probability when Return Period is Given
- Reliability when Return Period is Given
- Reliability when Risk is Given
- Return Period when Probability is Given
- Risk when Reliability is Given
- Value of the Parameter M obtained from Hydrological Considerations when Safety Factor is Given
- 1 More formulas!

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