YU43057B - Equipment for carrying out the operation of the multiplication of decade numbers in system of data processing - Google Patents

Equipment for carrying out the operation of the multiplication of decade numbers in system of data processing

Info

Publication number
YU43057B
YU43057B YU3061/81A YU306181A YU43057B YU 43057 B YU43057 B YU 43057B YU 3061/81 A YU3061/81 A YU 3061/81A YU 306181 A YU306181 A YU 306181A YU 43057 B YU43057 B YU 43057B
Authority
YU
Yugoslavia
Prior art keywords
multiplication
carrying
equipment
data processing
decade
Prior art date
Application number
YU3061/81A
Other languages
English (en)
Other versions
YU306181A (en
Inventor
V S Negi
S A Taque
Original Assignee
Honeywell Inf Systems
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 Honeywell Inf Systems filed Critical Honeywell Inf Systems
Publication of YU306181A publication Critical patent/YU306181A/xx
Publication of YU43057B publication Critical patent/YU43057B/xx

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
    • G06F7/52—Multiplying; Dividing
    • 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.
    • G06F7/4915—Multiplying; Dividing

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Complex Calculations (AREA)
  • Advance Control (AREA)
YU3061/81A 1980-12-24 1981-12-23 Equipment for carrying out the operation of the multiplication of decade numbers in system of data processing YU43057B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/220,218 US4390961A (en) 1980-12-24 1980-12-24 Data processor performing a decimal multiply operation using a read only memory

Publications (2)

Publication Number Publication Date
YU306181A YU306181A (en) 1983-12-31
YU43057B true YU43057B (en) 1989-02-28

Family

ID=22822594

Family Applications (1)

Application Number Title Priority Date Filing Date
YU3061/81A YU43057B (en) 1980-12-24 1981-12-23 Equipment for carrying out the operation of the multiplication of decade numbers in system of data processing

Country Status (11)

Country Link
US (1) US4390961A (ko)
JP (1) JPS57172445A (ko)
KR (1) KR860001433B1 (ko)
AU (1) AU545326B2 (ko)
BR (1) BR8108198A (ko)
CA (1) CA1171181A (ko)
ES (1) ES8304680A1 (ko)
FI (1) FI78186C (ko)
MX (1) MX151461A (ko)
PH (1) PH19918A (ko)
YU (1) YU43057B (ko)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4566075A (en) * 1982-12-21 1986-01-21 Texas Instruments Incorporated Table lookup multiplier employing compressed data read only memory
AU573246B2 (en) * 1983-08-24 1988-06-02 Amdahl Corporation Signed multiplier
US4608659A (en) * 1983-09-30 1986-08-26 Honeywell Information Systems Inc. Arithmetic logic unit with outputs indicating invalid computation results caused by invalid operands
US4604695A (en) * 1983-09-30 1986-08-05 Honeywell Information Systems Inc. Nibble and word addressable memory arrangement
US4615016A (en) * 1983-09-30 1986-09-30 Honeywell Information Systems Inc. Apparatus for performing simplified decimal multiplication by stripping leading zeroes
US4604722A (en) * 1983-09-30 1986-08-05 Honeywell Information Systems Inc. Decimal arithmetic logic unit for doubling or complementing decimal operand
US4638450A (en) * 1983-09-30 1987-01-20 Honeywell Information Systems Inc. Equal nine apparatus for supporting absolute value subtracts on decimal operands of unequal length
US4672360A (en) * 1983-09-30 1987-06-09 Honeywell Information Systems Inc. Apparatus and method for converting a number in binary format to a decimal format
US4942547A (en) * 1985-04-11 1990-07-17 Honeywell Bull, Inc. Multiprocessors on a single semiconductor chip
US4799181A (en) * 1986-09-30 1989-01-17 Honeywell Bull Inc. BCD arithmetic using binary arithmetic and logical operations
US5212662A (en) * 1989-01-13 1993-05-18 International Business Machines Corporation Floating point arithmetic two cycle data flow
US4999802A (en) * 1989-01-13 1991-03-12 International Business Machines Corporation Floating point arithmetic two cycle data flow
US5440749A (en) * 1989-08-03 1995-08-08 Nanotronics Corporation High performance, low cost microprocessor architecture
US5822609A (en) * 1995-06-22 1998-10-13 International Business Machines Corporation Processing circuit for performing a convolution computation
US5737257A (en) * 1995-09-13 1998-04-07 Holtek Microelectronics, Inc. Method and apparatus for compression of integer multiplication table
US7266580B2 (en) * 2003-05-12 2007-09-04 International Business Machines Corporation Modular binary multiplier for signed and unsigned operands of variable widths
US20050022322A1 (en) * 2003-05-12 2005-02-03 Eduardo Jimenez Powered toothbrush with curved neck and flexible shaft and single battery
US7167889B2 (en) * 2003-05-12 2007-01-23 International Business Machines Corporation Decimal multiplication for superscaler processors
US7136893B2 (en) * 2003-07-10 2006-11-14 International Business Machines Corporation Decimal multiplication using digit recoding
US10241757B2 (en) 2016-09-30 2019-03-26 International Business Machines Corporation Decimal shift and divide instruction
US10127015B2 (en) 2016-09-30 2018-11-13 International Business Machines Corporation Decimal multiply and shift instruction

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3551663A (en) * 1965-04-15 1970-12-29 Gen Electric Multiplication apparatus in a data processing system with a variable length multiplier
JPS4940037A (ko) * 1972-08-17 1974-04-15
JPS50159223A (ko) * 1974-06-12 1975-12-23
JPS5569850A (en) * 1978-11-22 1980-05-26 Toshiba Corp Decimal multiplication system

Also Published As

Publication number Publication date
AU545326B2 (en) 1985-07-11
ES508299A0 (es) 1983-03-01
FI78186C (fi) 1989-06-12
AU7885181A (en) 1982-07-01
JPS57172445A (en) 1982-10-23
US4390961A (en) 1983-06-28
MX151461A (es) 1984-11-28
KR830008239A (ko) 1983-11-16
ES8304680A1 (es) 1983-03-01
KR860001433B1 (ko) 1986-09-24
PH19918A (en) 1986-08-14
CA1171181A (en) 1984-07-17
BR8108198A (pt) 1982-09-28
YU306181A (en) 1983-12-31
FI78186B (fi) 1989-02-28
FI814045L (fi) 1982-06-25

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