/ Software of the Month Club 1996 October / Software of the Month Club 1996 October.iso / pc / win / edu / blackbox / quadrati.bb

< prev

next >

MacOS 8.1

Win98

DOS

view JSON data

view as text

+--------+-------------------------+-------------------------+--------+--------+
|00000000| 14 00 00 00 13 51 75 61 | 64 72 61 74 69 63 20 45 |.....Qua|dratic E|
|00000010| 71 75 61 74 69 6f 6e 73 | 14 00 00 00 13 44 3a 5c |quations|.....D:\|
|00000020| 42 45 54 41 5c 51 55 41 | 44 52 41 54 49 2e 42 42 |BETA\QUA|DRATI.BB|
|00000030| 01 09 00 0c 54 43 6f 6e | 73 74 61 6e 74 4f 62 6a |....TCon|stantObj|
|00000040| 02 00 00 00 01 78 1b 00 | 00 00 1a 55 73 75 61 6c |.....x..|...Usual|
|00000050| 20 69 6e 64 65 70 65 6e | 64 65 6e 74 20 76 61 72 | indepen|dent var|
|00000060| 69 61 62 6c 65 83 00 00 | 00 00 60 01 00 00 00 00 |iable...|..`.....|
|00000070| 30 00 00 00 2f 49 66 20 | 69 6e 20 64 6f 75 62 74 |0.../If |in doubt|
|00000080| 20 61 62 6f 75 74 20 73 | 79 6d 62 6f 6c 73 2c 20 | about s|ymbols, |
|00000090| 75 73 65 20 78 20 26 20 | 79 20 3a 20 69 65 20 79 |use x & |y : ie y|
|000000a0| 3d 20 32 78 00 0c 54 43 | 6f 6e 73 74 61 6e 74 4f |= 2x..TC|onstantO|
|000000b0| 62 6a 02 00 00 00 01 79 | 19 00 00 00 18 55 73 75 |bj.....y|.....Usu|
|000000c0| 61 6c 20 64 65 70 65 6e | 64 65 6e 74 20 76 61 72 |al depen|dent var|
|000000d0| 69 61 62 6c 65 8b 00 00 | 00 c0 19 01 00 00 00 00 |iable...|........|
|000000e0| 30 00 00 00 2f 49 66 20 | 69 6e 20 64 6f 75 62 74 |0.../If |in doubt|
|000000f0| 20 61 62 6f 75 74 20 73 | 79 6d 62 6f 6c 73 2c 20 | about s|ymbols, |
|00000100| 75 73 65 20 78 20 26 20 | 79 20 3a 20 69 65 20 79 |use x & |y : ie y|
|00000110| 3d 20 32 78 00 0c 54 43 | 6f 6e 73 74 61 6e 74 4f |= 2x..TC|onstantO|
|00000120| 62 6a 03 00 00 00 02 50 | 69 0e 00 00 00 0d 54 68 |bj.....P|i.....Th|
|00000130| 65 20 6e 75 6d 62 65 72 | 20 50 69 82 47 9e da 0f |e number| Pi.G...|
|00000140| 49 01 00 00 00 00 1f 00 | 00 00 1e 69 65 20 43 69 |I.......|...ie Ci|
|00000150| 72 63 75 6d 66 65 72 65 | 6e 63 65 20 3d 20 32 20 |rcumfere|nce = 2 |
|00000160| 50 69 20 52 61 64 69 75 | 73 01 0c 54 43 6f 6e 73 |Pi Radiu|s..TCons|
|00000170| 74 61 6e 74 4f 62 6a 02 | 00 00 00 01 65 25 00 00 |tantObj.|....e%..|
|00000180| 00 24 54 68 65 20 6e 75 | 6d 62 65 72 20 65 20 2d |.$The nu|mber e -|
|00000190| 3e 20 62 61 73 65 20 6f | 66 20 6e 61 74 75 72 61 |> base o|f natura|
|000001a0| 6c 20 6c 6f 67 73 82 14 | 3a 54 f8 2d 01 00 00 00 |l logs..|:T.-....|
|000001b0| 00 0c 00 00 00 0b 69 65 | 2e 20 79 20 3d 20 65 5e |......ie|. y = e^|
|000001c0| 78 01 0c 54 43 6f 6e 73 | 74 61 6e 74 4f 62 6a 02 |x..TCons|tantObj.|
|000001d0| 00 00 00 01 61 17 00 00 | 00 16 47 65 6e 65 72 61 |....a...|..Genera|
|000001e0| 6c 20 70 75 72 70 6f 73 | 65 20 53 79 6d 62 6f 6c |l purpos|e Symbol|
|000001f0| 83 00 00 00 00 60 01 00 | 00 00 00 0c 00 00 00 0b |.....`..|........|
|00000200| 69 65 2e 20 79 20 3d 20 | 61 78 b2 00 0c 54 43 6f |ie. y = |ax...TCo|
|00000210| 6e 73 74 61 6e 74 4f 62 | 6a 02 00 00 00 01 62 17 |nstantOb|j.....b.|
|00000220| 00 00 00 16 47 65 6e 65 | 72 61 6c 20 70 75 72 70 |....Gene|ral purp|
|00000230| 6f 73 65 20 53 79 6d 62 | 6f 6c 84 00 00 00 00 e0 |ose Symb|ol......|
|00000240| 01 00 00 00 00 0e 00 00 | 00 0d 69 65 2e 20 79 20 |........|..ie. y |
|00000250| 3d 20 61 78 b2 2b 62 00 | 0c 54 43 6f 6e 73 74 61 |= ax.+b.|.TConsta|
|00000260| 6e 74 4f 62 6a 02 00 00 | 00 01 63 17 00 00 00 16 |ntObj...|..c.....|
|00000270| 47 65 6e 65 72 61 6c 20 | 70 75 72 70 6f 73 65 20 |General |purpose |
|00000280| 53 79 6d 62 6f 6c 83 00 | 00 00 00 a0 01 00 00 00 |Symbol..|........|
|00000290| 00 11 00 00 00 10 69 65 | 2e 20 79 20 3d 20 61 78 |......ie|. y = ax|
|000002a0| b2 2b 62 78 2b 63 00 0c | 54 43 6f 6e 73 74 61 6e |.+bx+c..|TConstan|
|000002b0| 74 4f 62 6a 05 00 00 00 | 04 66 28 78 29 22 00 00 |tObj....|.f(x)"..|
|000002c0| 00 21 53 79 6d 62 6f 6c | 20 73 74 61 6e 64 69 6e |.!Symbol| standin|
|000002d0| 67 20 66 6f 72 20 46 75 | 6e 63 74 69 6f 6e 20 6f |g for Fu|nction o|
|000002e0| 66 20 78 87 00 00 00 00 | ea 01 00 00 00 00 7e 00 |f x.....|......~.|
|000002f0| 00 00 7d 52 65 61 6c 6c | 79 2c 20 74 68 69 73 20 |..}Reall|y, this |
|00000300| 73 79 6d 62 6f 6c 20 69 | 73 20 74 68 65 20 73 61 |symbol i|s the sa|
|00000310| 6d 65 20 61 73 20 79 20 | 2d 20 69 74 20 69 73 20 |me as y |- it is |
|00000320| 69 6e 63 6c 75 64 65 64 | 20 74 6f 20 73 68 6f 77 |included| to show|
|00000330| 20 68 6f 77 20 63 6c 6f | 73 65 20 74 68 65 20 42 | how clo|se the B|
|00000340| 6c 61 63 6b 42 6f 78 20 | 73 74 79 6c 65 20 6f 66 |lackBox |style of|
|00000350| 20 6d 61 74 68 20 69 73 | 20 74 6f 20 74 65 78 74 | math is| to text|
|00000360| 62 6f 6f 6b 20 73 74 79 | 6c 65 20 6d 61 74 68 2e |book sty|le math.|
|00000370| 00 0c 54 43 6f 6e 73 74 | 61 6e 74 4f 62 6a 02 00 |..TConst|antObj..|
|00000380| 00 00 01 7a 17 00 00 00 | 16 47 65 6e 65 72 61 6c |...z....|.General|
|00000390| 20 70 75 72 70 6f 73 65 | 20 53 79 6d 62 6f 6c 76 | purpose| Symbolv|
|000003a0| 8d 97 6e 12 03 01 00 00 | 00 00 0b 00 00 00 0a 69 |..n.....|.......i|
|000003b0| 65 2e 20 7a 20 3d 20 32 | 78 00 2e 02 00 00 5b 43 |e. z = 2|x.....[C|
|000003c0| 6f 6d 6d 65 6e 74 73 20 | 61 72 65 20 69 6e 20 73 |omments |are in s|
|000003d0| 71 75 61 72 65 20 62 72 | 61 63 6b 65 74 73 2c 20 |quare br|ackets, |
|000003e0| 65 71 75 61 74 69 6f 6e | 73 20 67 6f 20 62 65 66 |equation|s go bef|
|000003f0| 6f 72 65 20 61 6e 64 20 | 6f 75 74 73 69 64 65 5d |ore and |outside]|
|00000400| 0d 0a 5b 6c 6f 61 64 20 | 51 55 41 44 52 41 54 2e |..[load |QUADRAT.|
|00000410| 52 54 46 20 69 6e 74 6f | 20 4e 6f 74 65 70 61 64 |RTF into| Notepad|
|00000420| 20 66 6f 72 20 74 65 78 | 74 5d 0d 0a 79 3d 61 78 | for tex|t]..y=ax|
|00000430| b2 2b 62 78 2b 63 20 5b | 51 75 61 64 72 61 74 69 |.+bx+c [|Quadrati|
|00000440| 63 20 45 71 75 61 74 69 | 6f 6e 5d 0d 0a 33 2a 32 |c Equati|on]..3*2|
|00000450| 2e 35 b2 20 2d 20 35 2a | 32 2e 35 20 2b 20 31 32 |.5. - 5*|2.5 + 12|
|00000460| 20 5b 55 73 69 6e 67 20 | 6e 75 6d 62 65 72 73 20 | [Using |numbers |
|00000470| 6f 6e 6c 79 2c 20 64 6f | 65 73 6e 27 74 20 72 65 |only, do|esn't re|
|00000480| 61 64 20 61 73 20 63 6c | 65 61 72 6c 79 5d 0d 0a |ad as cl|early]..|
|00000490| 66 28 78 29 3d 2d 34 78 | b2 2b 34 78 2b 33 20 5b |f(x)=-4x|.+4x+3 [|
|000004a0| 66 28 78 29 20 69 73 20 | 6a 75 73 74 20 61 20 73 |f(x) is |just a s|
|000004b0| 79 6d 62 6f 6c 20 6c 69 | 6b 65 20 79 5d 0d 0a 5b |ymbol li|ke y]..[|
|000004c0| 5d 0d 0a 5b 4d 61 74 68 | 20 45 72 72 6f 72 20 77 |]..[Math| Error w|
|000004d0| 69 74 68 20 74 68 65 20 | 66 6f 6c 6c 6f 77 69 6e |ith the |followin|
|000004e0| 67 20 6d 65 61 6e 73 20 | 74 68 61 74 20 72 6f 6f |g means |that roo|
|000004f0| 74 20 69 73 20 6e 6f 74 | 20 72 65 61 6c 5d 0d 0a |t is not| real]..|
|00000500| 78 3d 28 2d 62 2b 73 71 | 72 74 28 62 b2 2d 34 61 |x=(-b+sq|rt(b.-4a|
|00000510| 63 29 29 2f 32 61 20 5b | 51 75 61 64 72 61 74 69 |c))/2a [|Quadrati|
|00000520| 63 20 53 6f 6c 75 74 69 | 6f 6e 20 31 5d 0d 0a 78 |c Soluti|on 1]..x|
|00000530| 3d 28 2d 62 2d 73 71 72 | 74 28 62 b2 2d 34 61 63 |=(-b-sqr|t(b.-4ac|
|00000540| 29 29 2f 32 61 20 5b 51 | 75 61 64 72 61 74 69 63 |))/2a [Q|uadratic|
|00000550| 20 53 6f 6c 75 74 69 6f | 6e 20 32 5d 0d 0a 78 3d | Solutio|n 2]..x=|
|00000560| 69 6e 76 3a 20 28 2d 62 | 2b 73 71 72 74 28 62 b2 |inv: (-b|+sqrt(b.|
|00000570| 2d 34 61 63 29 29 2f 32 | 61 20 5b 54 6f 20 67 72 |-4ac))/2|a [To gr|
|00000580| 61 70 68 20 51 75 61 64 | 72 61 74 69 63 20 53 6f |aph Quad|ratic So|
|00000590| 6c 75 74 69 6f 6e 20 31 | 5d 0d 0a 78 3d 69 6e 76 |lution 1|]..x=inv|
|000005a0| 3a 20 28 2d 62 2d 73 71 | 72 74 28 62 b2 2d 34 61 |: (-b-sq|rt(b.-4a|
|000005b0| 63 29 29 2f 32 61 20 5b | 54 6f 20 67 72 61 70 68 |c))/2a [|To graph|
|000005c0| 20 51 75 61 64 72 61 74 | 69 63 20 53 6f 6c 75 74 | Quadrat|ic Solut|
|000005d0| 69 6f 6e 20 32 5d 0d 0a | 33 2a 32 31 b2 20 2d 20 |ion 2]..|3*21. - |
|000005e0| 35 2a 32 31 20 2b 20 31 | 32 0d 0a 00             |5*21 + 1|2...    |
+--------+-------------------------+-------------------------+--------+--------+