Statements (28)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:mechanical_analog_computer
|
| gptkbp:compatibleWith |
addition
subtraction |
| gptkbp:component |
cursor
sliding central strip fixed rule |
| gptkbp:displayType |
circular
linear |
| gptkbp:inventedBy |
gptkb:William_Oughtred
17th century |
| gptkbp:material |
gptkb:metal
gptkb:plastic gptkb:wood |
| gptkbp:popularFor |
gptkb:19th_century
20th century |
| gptkbp:replacedBy |
gptkb:calculator
|
| gptkbp:usedBy |
gptkb:engineer
gptkb:scientist students |
| gptkbp:usedFor |
gptkb:division
mathematical calculations multiplication roots trigonometry logarithms |
| gptkbp:bfsParent |
gptkb:Napier's_bones
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
slide rule
|