[unix-history] / usr / lib / learn / eqn / L4.1a

#once #create message
.ND
.EQ
delim $$
.EN
.LP
The next neqn word to learn is "over", which makes
fractions like
.EQ
a+b over c
.EN
In fact that line was made by
   .EQ
   a+b over c
   .EN
To begin with an easy one, reproduce
the equation below in the file "Example", then type
ready.
(To get $>=$, type ">=".)
.pl 1
#once #create Ref
.LP
.EQ
x+1 over y+1 ~>=~ x over y
.EN
.pl 1
#once #create Example
.LP
.EQ
replace me
.EN
.pl 1
#
#once neqn Ref | nroff >X1 &
#once neqn message Ref | nroff -T$term %s/tinyms -
#user
neqn Example | nroff >X2
#cmp X1 X2
#log
#next
4.1b 10
4.2a 5
Commit	Line	Data
48baa1c3 C	1	#once #create message
	2	.ND
	3	.EQ
	4	delim $$
	5	.EN
	6	.LP
	7	The next neqn word to learn is "over", which makes
	8	fractions like
	9	.EQ
	10	a+b over c
	11	.EN
	12	In fact that line was made by
	13	.EQ
	14	a+b over c
	15	.EN
	16	To begin with an easy one, reproduce
	17	the equation below in the file "Example", then type
	18	ready.
	19	(To get $>=$, type ">=".)
	20	.pl 1
	21	#once #create Ref
	22	.LP
	23	.EQ
	24	x+1 over y+1 ~>=~ x over y
	25	.EN
	26	.pl 1
	27	#once #create Example
	28	.LP
	29	.EQ
	30	replace me
	31	.EN
	32	.pl 1
	33	#
	34	#once neqn Ref \| nroff >X1 &
	35	#once neqn message Ref \| nroff -T$term %s/tinyms -
	36	#user
	37	neqn Example \| nroff >X2
	38	#cmp X1 X2
	39	#log
	40	#next
	41	4.1b 10
	42	4.2a 5