[Blindmath] UEB Comparison document

Maylene Bird maylenebird at gmail.com
Fri Jan 13 22:51:15 UTC 2012


Please examine the attached document with 9 examples of math and
science problems written in UEB, current Nemeth, and NUBS code.  I am
interested in what you all think about it.  There are 7 math and 2
science examples.  I have attached both braille and print files of the
comparison document and a list of UEB symbols.

The UEB symbol list is a Braille 2000 file and the comparison document
is a BRF file.  Let me know if you need a different format.
Thanks!
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                                      #A
          ,BRL ,CODE ,-P>ISON
         ,,UEB1 ,NEME?1 ,,NUBS

  ,? DOCU;T IS 2+ PROPOS$ = ^? :O WD L
6"K M AB BRL CODE OP;NS = MA!MATICS &
SCI;E4 ,_M P :O H BE5 9VOLV$ 9 ? >5A1
BRL R1D]S1 TRANSCRIB]S1 T1*]S1 /UD5TS1
ETC4 H EXPRESS$ 3C]N AB ! POSSI#
NEGATIVE E6ECT T ! PROPOS$ ,,UEB SY/EM
WD H ON T FIELD ( BRL4
  ,9 RESPONSE 6? 3C]N1 WE H BE5 EXAM9+ !
POT5TIAL IMPACT T ! ADOP;N ( ,,UEB MI<T
H ON ! P 9VOLV$ 9 ! >EA ( R1D+ & /UDY+
SCI;E4 ,? DOCU;T IS (F]$ 6HELP P ) ^!
3C]NS 6SEE "S (! ?REE CODES T >E
POT5TIAL C&IDATES = REPLAC+ "P OR ALL (!
CURR5T BRL CODES1 3SI/+ ( ,,UEB (,UNIFI$
,5GLI% ,BRL1 A PROPOS$ NEW LIT]>Y_/MA?
CODE), ! ,NEME? ,CODE = ,MA!MATICS &
,SCI;E ,NOT,N1 & ,,NUBS (,NEME? ,UNI=M
,BRL ,SY/EM), A PROPOS$ SY/EM DESIGN$
6REPLACE ! LIT]>Y CODE1 ! ,NEME? ,CODE
&! ,-PUT] ,BRL ,CODE4


  ,! =MAT IS Z FOLL[S3                #B

  ,EXAMPLE ,NO4 & ,SUBJECT

,EXAMPLE TRANSCRIB$ 9 ,,UEB1 %[+ NUMB]
  ( CELLS REQUIR$4
,EXAMPLE TRANSCRIB] 9 ,NEME?1 %[+ NUMB]
  ( CELLS REQUIR$4
,EXAMPLE TRANSCRIB$ 9 ,,NUBS1 %[+ NUMB]
  ( CELLS REQUIR$4
















                                      #C
    ,EXAMPLE #1, ,SIMPLE ,FACTORIZ,N

  ,,UEB1 #51 CELLS
#I;A9#B"-#D;B9#B""
  "7 "<#C;A"-#B;B">"<#C;A"6#B;B">

  ,NEME?1 #29 CELLS
#9A^2"-4B^2 .K (3A-2B)(3A+2B)

  ,,NUBS1 #28 CELLS
#9A^2"-4B^2 = (3A-2B)(3A+2B)

  ,REM>KS3 ,? IS A TYPICAL N9?-GRADE
ELE;T>Y ALGEBRA PRO#M4

  ,"O MI<T >GUE T WE >E 2+ UNFAIR 0US+
;A'S & ;B'S : REQUIRE ! LR SIGN4 ,S LET
U REPLACE ! A'S & ;B'S BY ;X'S & ;Y'S :
D N REQUIRE ! LR SIGN4 ,WE WD ?US REDUCE
! SIZE (! ,,UBC NOT,N F #51 TO #45
CELLS4




    ,EXAMPLE #2, ,FRAC;N1             #D
    ,SUP]SCRIPTS & ,FACTORIAL

  ,,UEB1 #56 CELLS
(N"<N"-#A">"<N"-#B"> 444 "<N"-K"6#A">"
  ./K4)A9<N"-K>B9K

  ,NEME?1 #37 CELLS
?N(N-1)(N-2) ''' (N-K+1)/K&#A^N-K"B^K

  ,,NUBS1 #37 CELLS
;?N(N-1)(N-2) ,,' (N-K+1)/K_6#A^N-K"B^K


    ,EXAMPLE #3, ,SIMPLE ,SUP]SCRIPT
    ,PRO#M ) ,ID5TIFI]

  ,,UEB1 #23 CELLS
"<#D"> "<"-#A">9<K"6#A>

  ,NEME?1 #12 CELLS
(4) (-1)^K+1

  ,,NUBS1 #14 CELLS
;(4) ;(-1)^K+1

                                      #E
   ,EXAMPLE #4, ,ALGEBRA ) ,ID5TIFI]

  ,,UEB1 #58 CELLS
"<#B"> #D;A9#B"-#I;B9#B""
  "7 "<#B;A"6#C;B">"<#B;A"-#C;B">

  ,NEME?1 #33 CELLS
(2) #4A^2"-9B^2 .K (2A+3B)(2A-3B)

  ,,NUBS1 #33 CELLS
;(2) #4A^2"-9B^2 = (2A+3B)(2A-3B)


    ,EXAMPLE #5, ,*EMI/RY ) ,ID5TIFI]

  ,,UEB1 #39 CELLS
"<#H"> ,AL9<"6"6"6>"<,O,H">5#C9<"-"-"->

  ,NEME?1 #24 CELLS
(8) ,AL^+++"(,O,H);3^---

  ,,NUBS1 #26 CELLS
;(8) ;,AL^+++"(,O,H);3^---


    ,EXAMPLE #6, ,*EMI/RY ,EQU,N      #F

  ,,UEB1 #40 CELLS
;;;,C,H5#D"6#B,CL "7 ,C,H5#C,CL"6,H,CL;'

  ,NEME?1 #28 CELLS
,C,H4+2,CL .K ,C,H3,CL+,H,CL

  ,,NUBS1 #28 CELLS
;,C,H4+2,CL = ,C,H3,CL+,H,CL


    ,EXAMPLE #7, ,QUADRATIC ,=MULA

  ,,UEB1 #36 CELLS
;;;X "7 ("-B_6%B9#B"-#D;AC+./#B;A);'

  ,NEME?1 #24 CELLS
X .K ?-B+->B^2"-4AC]/2A#

  ,,NUBS1 #24 CELLS
;X = ?-B+->B^2"-4AC[/2A#




    ,EXAMPLE #8, ,SIMPLE ,EQU,N       #G

  ,,UEB1 #17 CELLS
;;;Y "7 (X./#B);'

  ,NEME?1 #10 CELLS
Y .K ?X/2#

  ,,NUBS1 #10 CELLS
;Y = ?X/2#


  ,EXAMPLE #9, ,MATRIX ) ,OMIS.NS

  ,,UEB1 #146 CELLS

;;;,_\A5#AA   A5#AB   444 A5<#AN>,_\
   ,_\A5#BA   A5#BB   444 A5<#BN>,_\
   ,_\  4       4     444    4   ,_\
   ,_\A5<M#A> A5<M#B> 444 A5<MN> ,_\;'






  ,NEME?1 #92 CELLS                   #H

,\A11  A12  '''  A1N ,\
,\A21  A22  '''  A2N ,\
,\''''''''''''''''''',\
,\A;M1 A;M2 ''' A;MN",\

  ,,NUBS1 #100 CELLS

@,\A11  A12  ,,' A1N  @,\
@,\A21  A22  ,,' A2N  @,\
@,\'',  '',  ,,'  ,,' @,\
@,\A;M1 A;M2 ,,' A;MN"@,\

  ,Y W NOTICE T ! ,,UEB V].N (! LA/ F\R
EXAMPLES REQUIRES ! USE (A ?REE-CELL
8,GRADE #1 PASSAGE 9DICATOR0 &A TWO-CELL
T]M9ATOR4









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                                      #A
          ,BRL ,CODE ,-P>ISON
         ,,UEB1 ,NEME?1 ,,NUBS

  ,? DOCU;T IS 2+ PROPOS$ = ^? :O WD L
6"K M AB BRL CODE OP;NS = MA!MATICS &
SCI;E4 ,_M P :O H BE5 9VOLV$ 9 ? >5A1
BRL R1D]S1 TRANSCRIB]S1 T1*]S1 /UD5TS1
ETC4 H EXPRESS$ 3C]N AB ! POSSI#
NEGATIVE E6ECT T ! PROPOS$ ,,UEB SY/EM
WD H ON T FIELD ( BRL4
  ,9 RESPONSE 6? 3C]N1 WE H BE5 EXAM9+ !
POT5TIAL IMPACT T ! ADOP;N ( ,,UEB MI<T
H ON ! P 9VOLV$ 9 ! >EA ( R1D+ & /UDY+
SCI;E4 ,? DOCU;T IS (F]$ 6HELP P ) ^!
3C]NS 6SEE "S (! ?REE CODES T >E
POT5TIAL C&IDATES = REPLAC+ "P OR ALL (!
CURR5T BRL CODES1 3SI/+ ( ,,UEB (,UNIFI$
,5GLI% ,BRL1 A PROPOS$ NEW LIT]>Y_/MA?
CODE), ! ,NEME? ,CODE = ,MA!MATICS &
,SCI;E ,NOT,N1 & ,,NUBS (,NEME? ,UNI=M
,BRL ,SY/EM), A PROPOS$ SY/EM DESIGN$
6REPLACE ! LIT]>Y CODE1 ! ,NEME? ,CODE
&! ,-PUT] ,BRL ,CODE4


  ,! =MAT IS Z FOLL[S3                #B

  ,EXAMPLE ,NO4 & ,SUBJECT

,EXAMPLE TRANSCRIB$ 9 ,,UEB1 %[+ NUMB]
  ( CELLS REQUIR$4
,EXAMPLE TRANSCRIB] 9 ,NEME?1 %[+ NUMB]
  ( CELLS REQUIR$4
,EXAMPLE TRANSCRIB$ 9 ,,NUBS1 %[+ NUMB]
  ( CELLS REQUIR$4
















                                      #C
    ,EXAMPLE #1, ,SIMPLE ,FACTORIZ,N

  ,,UEB1 #51 CELLS
#I;A9#B"-#D;B9#B""
  "7 "<#C;A"-#B;B">"<#C;A"6#B;B">

  ,NEME?1 #29 CELLS
#9A^2"-4B^2 .K (3A-2B)(3A+2B)

  ,,NUBS1 #28 CELLS
#9A^2"-4B^2 = (3A-2B)(3A+2B)

  ,REM>KS3 ,? IS A TYPICAL N9?-GRADE
ELE;T>Y ALGEBRA PRO#M4

  ,"O MI<T >GUE T WE >E 2+ UNFAIR 0US+
;A'S & ;B'S : REQUIRE ! LR SIGN4 ,S LET
U REPLACE ! A'S & ;B'S BY ;X'S & ;Y'S :
D N REQUIRE ! LR SIGN4 ,WE WD ?US REDUCE
! SIZE (! ,,UBC NOT,N F #51 TO #45
CELLS4




    ,EXAMPLE #2, ,FRAC;N1             #D
    ,SUP]SCRIPTS & ,FACTORIAL

  ,,UEB1 #56 CELLS
(N"<N"-#A">"<N"-#B"> 444 "<N"-K"6#A">"
  ./K4)A9<N"-K>B9K

  ,NEME?1 #37 CELLS
?N(N-1)(N-2) ''' (N-K+1)/K&#A^N-K"B^K

  ,,NUBS1 #37 CELLS
;?N(N-1)(N-2) ,,' (N-K+1)/K_6#A^N-K"B^K


    ,EXAMPLE #3, ,SIMPLE ,SUP]SCRIPT
    ,PRO#M ) ,ID5TIFI]

  ,,UEB1 #23 CELLS
"<#D"> "<"-#A">9<K"6#A>

  ,NEME?1 #12 CELLS
(4) (-1)^K+1

  ,,NUBS1 #14 CELLS
;(4) ;(-1)^K+1

                                      #E
   ,EXAMPLE #4, ,ALGEBRA ) ,ID5TIFI]

  ,,UEB1 #58 CELLS
"<#B"> #D;A9#B"-#I;B9#B""
  "7 "<#B;A"6#C;B">"<#B;A"-#C;B">

  ,NEME?1 #33 CELLS
(2) #4A^2"-9B^2 .K (2A+3B)(2A-3B)

  ,,NUBS1 #33 CELLS
;(2) #4A^2"-9B^2 = (2A+3B)(2A-3B)


    ,EXAMPLE #5, ,*EMI/RY ) ,ID5TIFI]

  ,,UEB1 #39 CELLS
"<#H"> ,AL9<"6"6"6>"<,O,H">5#C9<"-"-"->

  ,NEME?1 #24 CELLS
(8) ,AL^+++"(,O,H);3^---

  ,,NUBS1 #26 CELLS
;(8) ;,AL^+++"(,O,H);3^---


    ,EXAMPLE #6, ,*EMI/RY ,EQU,N      #F

  ,,UEB1 #40 CELLS
;;;,C,H5#D"6#B,CL "7 ,C,H5#C,CL"6,H,CL;'

  ,NEME?1 #28 CELLS
,C,H4+2,CL .K ,C,H3,CL+,H,CL

  ,,NUBS1 #28 CELLS
;,C,H4+2,CL = ,C,H3,CL+,H,CL


    ,EXAMPLE #7, ,QUADRATIC ,=MULA

  ,,UEB1 #36 CELLS
;;;X "7 ("-B_6%B9#B"-#D;AC+./#B;A);'

  ,NEME?1 #24 CELLS
X .K ?-B+->B^2"-4AC]/2A#

  ,,NUBS1 #24 CELLS
;X = ?-B+->B^2"-4AC[/2A#




    ,EXAMPLE #8, ,SIMPLE ,EQU,N       #G

  ,,UEB1 #17 CELLS
;;;Y "7 (X./#B);'

  ,NEME?1 #10 CELLS
Y .K ?X/2#

  ,,NUBS1 #10 CELLS
;Y = ?X/2#


  ,EXAMPLE #9, ,MATRIX ) ,OMIS.NS

  ,,UEB1 #146 CELLS

;;;,_\A5#AA   A5#AB   444 A5<#AN>,_\
   ,_\A5#BA   A5#BB   444 A5<#BN>,_\
   ,_\  4       4     444    4   ,_\
   ,_\A5<M#A> A5<M#B> 444 A5<MN> ,_\;'






  ,NEME?1 #92 CELLS                   #H

,\A11  A12  '''  A1N ,\
,\A21  A22  '''  A2N ,\
,\''''''''''''''''''',\
,\A;M1 A;M2 ''' A;MN",\

  ,,NUBS1 #100 CELLS

@,\A11  A12  ,,' A1N  @,\
@,\A21  A22  ,,' A2N  @,\
@,\'',  '',  ,,'  ,,' @,\
@,\A;M1 A;M2 ,,' A;MN"@,\

  ,Y W NOTICE T ! ,,UEB V].N (! LA/ F\R
EXAMPLES REQUIRES ! USE (A ?REE-CELL
8,GRADE #1 PASSAGE 9DICATOR0 &A TWO-CELL
T]M9ATOR4











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