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3.1 Stack Operations

03188 DUP ( ob → ob ob )
35CE0 DUPDUP ( ob → ob ob ob )
2D5006 ^3DUP ( 3 2 1 → 3 2 1 3 2 1 )
28143 NDUPN ( ob #n → ob..ob #n )
( ob #0 → #0 )
35FF3 DUPROT ( 1 2 → 2 2 1 )
3457F DUPUNROT ( 1 2 → 2 1 2 )
aka: SWAPOVER
36133 DUPROLL ( 1..n #n → 1 3..n #n 2 )
281FD (DUPROLLSWAP) ( 1..n #n → 1 3..n 2 #n )
3432C DUP4UNROLL ( 1 2 3 → 3 1 2 3 )
3611F DUPPICK ( n..1 #n → n..1 #n n-1 )
35D30 DUP3PICK ( 1 2 → 1 2 2 1 )
aka: 2DUPSWAP
34431 DUP#1+PICK ( n..1 #n → n..1 #n n )
29362 (DUP#2+PICK) ( n..1 #n → n..1 #n n+1 )
031AC 2DUP ( 1 2 → 1 2 1 2 )
35D30 2DUPSWAP ( 1 2 → 1 2 2 1 )
aka: DUP3PICK
36CA4 2DUP5ROLL ( 1 2 3 → 2 3 2 3 1 )
031D9 NDUP ( 1..n #n → 1..n 1..n )
03244 DROP ( 1 → )
357CE DROPDUP ( 1 2 → 1 1 )
37032 DROPNDROP ( 1..n #n ob → )
35733 DROPSWAP ( 1 2 3 → 2 1 )
3574D DROPSWAPDROP ( 1 2 3 → 2 )
aka: ROT2DROP, XYZ>Y
36007 DROPROT ( 1 2 3 4 → 2 3 1 )
3606B DROPOVER ( 1 2 3 → 1 2 1 )
03258 2DROP ( 1 2 → )
341D2 3DROP ( 1 2 3 → )
aka: XYZ>
341D7 4DROP ( 1..4 → )
aka: XYZW>
341DC 5DROP ( 1..5 → )
341E8 6DROP ( 1..6 → )
341F4 7DROP ( 1..7 → )
0326E NDROP ( 1..n #n → )
35FB0 #1+NDROP ( ob 1..n #n → )
aka: N+1DROP
2F0A1 RESETDEPTH ( ob1..obn obn+1..obx #n → ob1..obn )
Drops all but #n levels of the stack.
28335 (KEEP) ( ob1..obn ob1'..obm' #m → ob1'..obm' )
Drops all stack levels above #m.
0314C DEPTH ( 1..n → 1..n #n )
371F9 UStackDepth ( → # )
The depth of the stack, similar to DEPTH.
28187 reversym ( 1..n #n → n..1 #n )
03223 SWAP ( 1 2 → 2 1 )
3576E SWAPDUP ( 1 2 → 2 1 1 )
368B5 SWAP2DUP ( 1 2 → 2 1 2 1 )
3421A SWAPDROP ( 1 2 → 2 )
aka: XY>Y
35857 SWAPDROPDUP ( 1 2 → 2 2 )
35872 SWAPDROPSWAP ( 1 2 3 → 3 1 )
aka: UNROTDROP, XYZ>ZX
29808 ('Rswapop) ( 1 2 → nop 2 )
Replaces level two with the next object in the runstream.
341BA SWAPROT ( 1 2 3 → 3 2 1 )
aka: UNROTSWAP, XYZ>ZYX
36C90 SWAP4ROLL ( 1 2 3 4 → 2 4 3 1 )
aka: XYZW>YWZX
3457F SWAPOVER ( 1 2 → 2 1 2 )
aka: DUPUNROT
36CB8 SWAP3PICK ( 1 2 3 → 1 3 2 1 )
35018 2SWAP ( 1 2 3 4 → 3 4 1 2 )
03295 ROT ( 1 2 3 → 2 3 1 )
3579C ROTDUP ( 1 2 3 → 2 3 1 1 )
35CA4 ROT2DUP ( 1 2 3 → 2 3 1 3 1 )
341A8 ROTDROP ( 1 2 3 → 2 3 )
aka: XYZ>YZ
3574D ROT2DROP ( 1 2 3 → 2 )
aka: DROPSWAPDROP, XYZ>Y
34195 ROTDROPSWAP ( 1 2 3 → 3 2 )
aka: XYZ>ZY
3416E ROTSWAP ( 1 2 3 → 2 1 3 )
aka: XYZ>YXZ
343BD ROTROT2DROP ( 1 2 3 → 3 )
aka: UNROT2DROP, XYZ>Z
35CCC ROTOVER ( 1 2 3 → 2 3 1 3 )
3423A 4ROLL ( 1 2 3 4 → 2 3 4 1 )
aka: FOURROLL, XYZW>YZWX
3588B 4ROLLDROP ( 1 2 3 4 → 2 3 4 )
35F06 4ROLLSWAP ( 1 2 3 4 → 2 3 1 4 )
36043 4ROLLROT ( 1 2 3 4 → 2 4 1 3 )
aka: FOURROLLROT
360E3 4ROLLOVER ( 1 2 3 4 → 2 3 4 1 4 )
34257 5ROLL ( 1 2 3 4 5 → 2 3 4 5 1 )
aka: FIVEROLL
358A7 5ROLLDROP ( 1 2 3 4 5 → 2 3 4 5 )
34281 6ROLL ( 1..6 → 2..6 1 )
aka: SIXROLL
342EA 7ROLL ( 1..7 → 2..7 1 )
aka: SEVENROLL
342BB 8ROLL ( 1..8 → 2..8 1 )
aka: EIGHTROLL
34318 (9ROLL) ( 1..9 → 2..9 1 )
03325 ROLL ( 1..n #n → 2..n 1 )
35FC4 ROLLDROP ( 1..n #n → 2..n )
35D80 ROLLSWAP ( 1..n #n → 2..n-1 1 n )
344F2 #1+ROLL ( ob 1..n #n → 1..n ob )
34517 #2+ROLL ( a b 1..n #n → b 1..n a )
2D6006 ^#3+ROLL ( obn+3...obn...ob1 #n → obn+2...ob1 obn+3 )
344DD #+ROLL ( 1..n+m #n #m → 2..n+m 1 )
344CB #-ROLL ( 1..n-m #n #m → 2..n-m 1 )
3422B UNROT ( 1 2 3 → 3 1 2 )
aka: 3UNROLL, XYZ>ZXY
35D1C UNROTDUP ( 1 2 3 → 3 1 2 1 )
35872 UNROTDROP ( 1 2 3 → 3 1 )
aka: SWAPDROPSWAP, XYZ>ZX
343BD UNROT2DROP ( 1 2 3 → 3 )
aka: ROTROT2DROP, XYZ>Z
341BA UNROTSWAP ( 1 2 3 → 3 2 1 )
aka: SWAPROT, XYZ>ZYX
360CF UNROTOVER ( 1 2 3 → 3 1 2 1 )
3422B 3UNROLL ( 1 2 3 → 3 1 2 )
aka: UNROT, XYZ>ZXY
34331 4UNROLL ( 1 2 3 4 → 4 1 2 3 )
aka: FOURUNROLL, XYZW>WXYZ
35D44 4UNROLLDUP ( 1 2 3 4 → 4 1 2 3 3 )
343CF 4UNROLL3DROP ( 1 2 3 4 → 4 )
aka: XYZW>W
36057 4UNROLLROT ( 1 2 3 4 → 4 3 2 1 )
34357 5UNROLL ( 1 2 3 4 5 → 5 1 2 3 4 )
aka: FIVEUNROLL
3438D 6UNROLL ( 1..6 → 6 1..5 )
aka: SIXUNROLL
35BEB 7UNROLL ( 1..7 → 7 1..6 )
3615B 8UNROLL ( 1..8 → 8 1..7 )
28225 (9UNROLL) ( 1..9 → 9 1..8 )
3616F 10UNROLL ( 1..10 → 10 1..9 )
0339E UNROLL ( 1..n #n → n 1..n-1 )
34552 #1+UNROLL ( ob 1..n #n → n ob 1..n-1 )
34564 #2+UNROLL ( a b 1..n #n → n a b 1..n-1 )
3453D #+UNROLL ( 1..n+m #n #m → n+m 1..n+m-1 )
3452B #-UNROLL ( 1..n-m #n #m → n-m 1..n+m-1 )
032C2 OVER ( 1 2 → 1 2 1 )
35CF4 OVERDUP ( 1 2 → 1 2 1 1 )
35D6C OVERSWAP ( 1 2 → 1 1 2 )
aka: OVERUNROT
35D6C OVERUNROT ( 1 2 → 1 1 2 )
aka: OVERSWAP
36CF4 OVER5PICK ( 1 2 3 4 → 1 2 3 4 3 1 )
37046 2OVER ( 1 2 3 4 → 1 2 3 4 1 2 )
34485 3PICK ( 1 2 3 → 1 2 3 1 )
35F1A 3PICKSWAP ( 1 2 3 → 1 2 1 3 )
360F7 3PICKOVER ( 1 2 3 → 1 2 3 1 3 )
36CCC 3PICK3PICK ( 1 2 3 → 1 2 3 1 2 )
2F1C6 DROP3PICK ( 1 2 3 4 → 1 2 3 1 )
3448A 4PICK ( 1 2 3 4 → 1 2 3 4 1 )
35F2E 4PICKSWAP ( 1 2 3 4 → 1 2 3 1 4 )
36CE0 SWAP4PICK ( 1 2 3 4 → 1 2 4 3 1 )
3610B 4PICKOVER ( 1 2 3 4 → 1 2 3 4 1 4 )
3448F 5PICK ( 1 2 3 4 5 → 1 2 3 4 5 1 )
34494 6PICK ( 1..6 → 1..6 1 )
34499 7PICK ( 1..7 → 1..7 1 )
3449E 8PICK ( 1..8 → 1..8 1 )
344A3 (9PICK) ( 1..9 → 1..9 1 )
344A8 (10PICK) ( 1..10 → 1..10 1 )
032E2 PICK ( 1..n #n → 1..n 1 )
373D0 (UNPICK) ( 1..n ob #n → ob 2..n )
37408 (#1+UNPICK) ( 1..n ob #n-1 → ob 2..n )
3741A (#+UNPICK) ( 1..n ob #n-#m #m → ob 2..n )
3742B (#1-UNPICK) ( 1..n ob #n+1 → ob 2..n )
34436 #1+PICK ( 1..n #n-1 → 1..n 1 )
34451 #2+PICK ( 1..n #n-2 → 1..n 1 )
34465 #3+PICK ( 1..n #n-3 → 1..n 1 )
34474 #4+PICK ( 1..n #n-4 → 1..n 1 )
34417 #+PICK ( 1..n+m #n #m → 1..n+m 1 )
34405 #-PICK ( 1..n-m #n #m → 1..n-m 1 )

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This document was generated by Carsten Dominik on May, 30 2005 using texi2html