FR1064732A - Calculatrice électronique à zéros codifiés - Google Patents
Calculatrice électronique à zéros codifiésInfo
- Publication number
- FR1064732A FR1064732A FR1064732DA FR1064732A FR 1064732 A FR1064732 A FR 1064732A FR 1064732D A FR1064732D A FR 1064732DA FR 1064732 A FR1064732 A FR 1064732A
- Authority
- FR
- France
- Prior art keywords
- electronic calculator
- zeros
- coded
- coded zeros
- calculator
- 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
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
- G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
- G06F7/491—Computations with decimal numbers radix 12 or 20.
- G06F7/492—Computations with decimal numbers radix 12 or 20. using a binary weighted representation within each denomination
- G06F7/493—Computations with decimal numbers radix 12 or 20. using a binary weighted representation within each denomination the representation being the natural binary coded representation, i.e. 8421-code
- G06F7/494—Adding; Subtracting
- G06F7/495—Adding; Subtracting in digit-serial fashion, i.e. having a single digit-handling circuit treating all denominations after each other
Landscapes
- Engineering & Computer Science (AREA)
- Computing Systems (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1064732T | 1952-07-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1064732A true FR1064732A (fr) | 1954-05-17 |
Family
ID=9601900
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1064732D Expired FR1064732A (fr) | 1952-07-02 | 1952-07-02 | Calculatrice électronique à zéros codifiés |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1064732A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3112396A (en) * | 1957-05-03 | 1963-11-26 | Ibm | Arithmetic circuitry |
-
1952
- 1952-07-02 FR FR1064732D patent/FR1064732A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3112396A (en) * | 1957-05-03 | 1963-11-26 | Ibm | Arithmetic circuitry |
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