last modified: 01-NOV-1979 | catalog | categories | new | search |

NEA-0574 COVAL.

COVAL, Compound Probability Distribution for Function of Probability Distribution

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1. NAME OR DESIGNATION OF PROGRAM:  COVAL.
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2. COMPUTERS
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Program name Package id Status Status date
COVAL NEA-0574/01 Tested 01-NOV-1979

Machines used:

Package ID Orig. computer Test computer
NEA-0574/01 IBM 3033 IBM 3033
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3. NATURE OF PHYSICAL PROBLEM SOLVED

Computation of the probability distribution of a function of variables, given the probability distribution of the variables themselves. 'COVAL' has been applied to reliability analysis  of a structure subject to random loads.
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4. METHOD OF SOLUTION:  Numerical transformation of probability distributions.
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5. RESTRICTIONS ON THE COMPLEXITY OF THE PROBLEM
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6. TYPICAL RUNNING TIME

2 seconds of CPU time was used for the sample  problem on IBM3033.
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7. UNUSUAL FEATURES: UNUSUAL FEATURES OF THE PROGRAM
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8. RELATED OR AUXILIARY PROGRAMS: RELATED AND AUXILIARY PROGRAMS
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9. STATUS
Package ID Status date Status
NEA-0574/01 01-NOV-1979 Tested at NEADB
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10. REFERENCES
NEA-0574/01, included references:
- M. Astolfi and J. Elbaz:
  COVAL - A Computer Code for Random Variables Combination and
  Reliability Evaluation - How to Use
  EUR 5804 EN (1977)
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11. MACHINE REQUIREMENTS

COVAL needs 232k bytes for compilation and 192k bytes for execution.
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12. PROGRAMMING LANGUAGE(S) USED
Package ID Computer language
NEA-0574/01 FORTRAN-IV
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13. OPERATING SYSTEM OR MONITOR UNDER WHICH PROGRAM IS EXECUTED:  OS/MVS2
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14. OTHER PROGRAMMING OR OPERATING INFORMATION OR RESTRICTIONS

ANY OTHER PROGRAMMING OR OPERATING INFORMATION OR RESTRICTIONS
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15. NAME AND ESTABLISHMENT OF AUTHOR

     M. Astolfi and J. Elbaz,
     Joint Research Center,
     Ispra Establishment
     Italy
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16. MATERIAL AVAILABLE
NEA-0574/01
File name File description Records
NEA0574_01.001 SOURCE (F4,EBCDIC) 1220
NEA0574_01.002 SAMPLE PROBLEM INPUT 47
NEA0574_01.003 SAMPLE PROBLEM OUTPUT 4738
NEA0574_01.004 JCL AND INFORMATIONS 27
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17. CATEGORIES
  • P. General Mathematical and Computing System Routines

Keywords: distribution, numerical solution, probability.