Hyperbolic Match Output

Number:33b

Maker:FLYING FISH (China)

Model:No. 1012

Scales Front: || sh0X, sh1X, (3√X)1, (√X)2 || (√X)1 , √(1-X2)-1 , s-1 t-1 t-1 cos-1 ctg-1, tgoX ctgoX, (√1-X2)o , sinoX cosoX , Y2 || Y1, Y2I , ch1X , thoX , (ex)1 ||

Scales Back: || ln-2X , ln-1X, lnoX , ln1X , Y2F || Y1F , Y1FI , (10x)1 , (√ X2-1)1 , (√ X2-1)o , Y1I , Y2 || Y1 , ln1X , lnoX , ln-1X , ln-2X ||

Gauge Marks: π is on (√X)1 , (√X)2 , Y1 , Y2 , and Y2F; Y1F is folded at √ 10.

Cursor Front: Has π/4 mark at the right over the (?X)1 and (X)2 scales.

Cursor Back:

Construction: 25 cm.; Plastic; Cursor is not framed. Has fixed plastic end brackets.

Date:

Source: XU Guisheng

Information: