FR1224823A - Rule to calculate the function r = kappaa. b. c.2 i (e) .e-muchi - Google Patents

Rule to calculate the function r = kappaa. b. c.2 i (e) .e-muchi

Info

Publication number
FR1224823A
FR1224823A FR774037A FR774037A FR1224823A FR 1224823 A FR1224823 A FR 1224823A FR 774037 A FR774037 A FR 774037A FR 774037 A FR774037 A FR 774037A FR 1224823 A FR1224823 A FR 1224823A
Authority
FR
France
Prior art keywords
kappaa
muchi
rule
calculate
function
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR774037A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR774037A priority Critical patent/FR1224823A/en
Priority to BE582416A priority patent/BE582416A/en
Priority to GB3057159A priority patent/GB901502A/en
Priority to US838611A priority patent/US3162363A/en
Application granted granted Critical
Publication of FR1224823A publication Critical patent/FR1224823A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G1/00—Hand manipulated computing devices
    • G06G1/02—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales
    • G06G1/10—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by the graduation
    • G06G1/12—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by the graduation logarithmic graduations, e.g. for multiplication
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G1/00—Hand manipulated computing devices
    • G06G1/02—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G1/00—Hand manipulated computing devices
    • G06G1/14—Hand manipulated computing devices in which a straight or curved line has to be drawn from given points on one or more input scales to one or more points on a result scale

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Measurement Of Radiation (AREA)
FR774037A 1958-09-09 1958-09-09 Rule to calculate the function r = kappaa. b. c.2 i (e) .e-muchi Expired FR1224823A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR774037A FR1224823A (en) 1958-09-09 1958-09-09 Rule to calculate the function r = kappaa. b. c.2 i (e) .e-muchi
BE582416A BE582416A (en) 1958-09-09 1959-09-07 Regie to calculate the protection screens vis-à-vis radioactive sources.
GB3057159A GB901502A (en) 1958-09-09 1959-09-08 A slide-rule for calculations involving protective screens and radioactive sources
US838611A US3162363A (en) 1958-09-09 1959-09-08 Slide-rule for performing calculation involving screens to protect personnel against radiations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR774037A FR1224823A (en) 1958-09-09 1958-09-09 Rule to calculate the function r = kappaa. b. c.2 i (e) .e-muchi

Publications (1)

Publication Number Publication Date
FR1224823A true FR1224823A (en) 1960-06-27

Family

ID=8707427

Family Applications (1)

Application Number Title Priority Date Filing Date
FR774037A Expired FR1224823A (en) 1958-09-09 1958-09-09 Rule to calculate the function r = kappaa. b. c.2 i (e) .e-muchi

Country Status (2)

Country Link
US (1) US3162363A (en)
FR (1) FR1224823A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3266721A (en) * 1965-05-28 1966-08-16 Barron Daniel Sonar slide rule
US3512709A (en) * 1967-11-08 1970-05-19 Donnell F Schneible Amortization payments computer
US3565335A (en) * 1968-06-04 1971-02-23 Universal Oil Prod Co Device for calculating quantitive composition of a substance from an x-ray spectroscopic analysis

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1382011A (en) * 1917-08-24 1921-06-21 O'neill Haylett Slide-rule
US1383492A (en) * 1920-02-14 1921-07-05 Seely Frank Howard Calculating device
US1560599A (en) * 1925-07-18 1925-11-10 Charles C Moler Slide rule
US2219429A (en) * 1937-08-02 1940-10-29 Osterberg Erik Jakob Computing device
US2470495A (en) * 1946-09-13 1949-05-17 Harold B Kohn Calculator
US2569454A (en) * 1948-01-30 1951-10-02 Donald L Cole Slide rule
US2585595A (en) * 1950-10-14 1952-02-12 Ite Circuit Breaker Ltd Interrupting capacity calculator for low-voltage alternating current distribution systems
US2699894A (en) * 1951-07-18 1955-01-18 Hirsch Abraham Adler Slide rule type calculator for a-bomb radiation monitoring
US2959346A (en) * 1956-01-03 1960-11-08 Sinclair Refining Co Combustion calculator

Also Published As

Publication number Publication date
US3162363A (en) 1964-12-22

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