GB886019A - Improvements in analogue devices for determining the partial derivatives of a function of several variables - Google Patents
Improvements in analogue devices for determining the partial derivatives of a function of several variablesInfo
- Publication number
- GB886019A GB886019A GB11522/58A GB1152258A GB886019A GB 886019 A GB886019 A GB 886019A GB 11522/58 A GB11522/58 A GB 11522/58A GB 1152258 A GB1152258 A GB 1152258A GB 886019 A GB886019 A GB 886019A
- Authority
- GB
- United Kingdom
- Prior art keywords
- band
- arrangement
- computer
- network
- 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
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C21/00—Systems for transmitting the position of an object with respect to a predetermined reference system, e.g. tele-autographic system
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
- G06G7/32—Arrangements for performing computing operations, e.g. operational amplifiers for solving of equations or inequations; for matrices
- G06G7/38—Arrangements for performing computing operations, e.g. operational amplifiers for solving of equations or inequations; for matrices of differential or integral equations
- G06G7/40—Arrangements for performing computing operations, e.g. operational amplifiers for solving of equations or inequations; for matrices of differential or integral equations of partial differential equations of field or wave equations
- G06G7/46—Arrangements for performing computing operations, e.g. operational amplifiers for solving of equations or inequations; for matrices of differential or integral equations of partial differential equations of field or wave equations using discontinuous medium, e.g. resistance network
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/48—Analogue computers for specific processes, systems or devices, e.g. simulators
- G06G7/485—Analogue computers for specific processes, systems or devices, e.g. simulators for determining the trajectory of particles, e.g. of electrons
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Algebra (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Software Systems (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Control Of Position Or Direction (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR736301 | 1957-04-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB886019A true GB886019A (en) | 1962-01-03 |
Family
ID=8704289
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB11522/58A Expired GB886019A (en) | 1957-04-12 | 1958-04-11 | Improvements in analogue devices for determining the partial derivatives of a function of several variables |
Country Status (8)
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2020604B1 (US06811534-20041102-M00003.png) * | 1968-10-14 | 1973-07-13 | Poltegor Ts Osrod |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2569646A (en) * | 1949-04-26 | 1951-10-02 | Elmer J Wade | Electrical simulator |
US2661897A (en) * | 1949-06-10 | 1953-12-08 | Texas Co | Electrical analogue |
US2858978A (en) * | 1952-09-09 | 1958-11-04 | Sun Oil Co | Reservoir analyzer |
-
0
- NL NL226791D patent/NL226791A/xx unknown
- LU LU35972D patent/LU35972A1/xx unknown
-
1957
- 1957-04-12 FR FR1186961D patent/FR1186961A/fr not_active Expired
-
1958
- 1958-04-08 CH CH347369D patent/CH347369A/fr unknown
- 1958-04-08 BE BE566585D patent/BE566585A/xx unknown
- 1958-04-09 US US727345A patent/US3014655A/en not_active Expired - Lifetime
- 1958-04-11 GB GB11522/58A patent/GB886019A/en not_active Expired
- 1958-04-11 DE DEC16639A patent/DE1147061B/de active Pending
Also Published As
Publication number | Publication date |
---|---|
LU35972A1 (US06811534-20041102-M00003.png) | |
NL226791A (US06811534-20041102-M00003.png) | |
US3014655A (en) | 1961-12-26 |
FR1186961A (fr) | 1959-09-04 |
DE1147061B (de) | 1963-04-11 |
CH347369A (fr) | 1960-06-30 |
BE566585A (US06811534-20041102-M00003.png) | 1958-10-08 |
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