diff --git a/docs/src/data-diving-examples.md b/docs/src/data-diving-examples.md
index 100716ec26..39738f193d 100644
--- a/docs/src/data-diving-examples.md
+++ b/docs/src/data-diving-examples.md
@@ -160,11 +160,11 @@ CITRUS COUNTY 1332.9 79974.9 483785.1
stats2 -a corr,linreg-ols,r2 -f tiv_2011,tiv_2012
-tiv_2011_tiv_2012_corr 0.9730497632351701
-tiv_2011_tiv_2012_ols_m 0.9835583980337732
-tiv_2011_tiv_2012_ols_b 433854.6428968301
+tiv_2011_tiv_2012_corr 0.9730497632351692
+tiv_2011_tiv_2012_ols_m 0.9835583980337723
+tiv_2011_tiv_2012_ols_b 433854.6428968317
tiv_2011_tiv_2012_ols_n 36634
-tiv_2011_tiv_2012_r2 0.9468258417320204
+tiv_2011_tiv_2012_r2 0.9468258417320189
@@ -322,7 +322,7 @@ Look at bivariate stats by color and shape. In particular, `u,v` pairwise correl
u_v_corr w_x_corr
-0.1334180491027861 -0.011319841199852926
+0.1334180491027861 -0.011319841199866178
@@ -332,22 +332,22 @@ Look at bivariate stats by color and shape. In particular, `u,v` pairwise correl
color shape u_v_corr w_x_corr
- red circle 0.9807984401887242 -0.018565536587084836
-orange square 0.17685855992752933 -0.07104431573805543
- green circle 0.05764419437577257 0.011795729888018455
- red square 0.0557447712489348 -0.0006801456507506415
-yellow triangle 0.0445727377196281 0.024604310103079844
-yellow square 0.0437917292729612 -0.044621972016306265
-purple circle 0.03587354936895115 0.13411339541407613
- blue square 0.03241153095761152 -0.05350764811965621
- blue triangle 0.015356427073158612 -0.0006089997461408209
-orange circle 0.010518953877704181 -0.1627939732927932
- red triangle 0.00809782571528054 0.01248662135795501
-purple triangle 0.005155190909099739 -0.04505790925621933
-purple square -0.02568027696337717 0.057694296479293694
- green square -0.025776073450284875 -0.0032651732520739014
-orange triangle -0.030456661186085584 -0.13186999819263814
-yellow circle -0.06477331572781515 0.0736944981970553
- blue circle -0.1023476190192966 -0.030528539069839333
- green triangle -0.10901825107358747 -0.04848782060162855
+ red circle 0.9807984401887236 -0.01856553658708754
+orange square 0.17685855992752927 -0.07104431573806054
+ green circle 0.05764419437577255 0.01179572988801509
+ red square 0.05574477124893523 -0.0006801456507510942
+yellow triangle 0.04457273771962798 0.024604310103081825
+yellow square 0.04379172927296089 -0.04462197201631237
+purple circle 0.03587354936895086 0.1341133954140899
+ blue square 0.03241153095761164 -0.053507648119643196
+ blue triangle 0.015356427073158766 -0.0006089997461435399
+orange circle 0.010518953877704048 -0.16279397329279383
+ red triangle 0.00809782571528034 0.012486621357942596
+purple triangle 0.005155190909099334 -0.045057909256220656
+purple square -0.025680276963377404 0.05769429647930396
+ green square -0.0257760734502851 -0.003265173252087127
+orange triangle -0.030456661186085785 -0.1318699981926352
+yellow circle -0.06477331572781474 0.07369449819706045
+ blue circle -0.10234761901929677 -0.030528539069837757
+ green triangle -0.10901825107358765 -0.04848782060162929
diff --git a/docs/src/manpage.md b/docs/src/manpage.md
index d801934335..f0da5aea96 100644
--- a/docs/src/manpage.md
+++ b/docs/src/manpage.md
@@ -1834,6 +1834,8 @@ MILLER(1) MILLER(1)
--suffix {s} Specify filename suffix; default is from mlr output format, e.g. "csv".
-a Append to existing file(s), if any, rather than overwriting.
-v Send records along to downstream verbs as well as splitting to files.
+ -e Do NOT URL-escape names of output files.
+ -j {J} Use string J to join filename parts; default "_".
-h|--help Show this message.
Any of the output-format command-line flags (see mlr -h). For example, using
mlr --icsv --from myfile.csv split --ojson -n 1000
@@ -3470,5 +3472,5 @@ MILLER(1) MILLER(1)
- 2023-08-20 MILLER(1)
+ 2023-08-23 MILLER(1)
diff --git a/docs/src/manpage.txt b/docs/src/manpage.txt
index 48497719b5..b3352b9a62 100644
--- a/docs/src/manpage.txt
+++ b/docs/src/manpage.txt
@@ -1814,7 +1814,7 @@ MILLER(1) MILLER(1)
-a Append to existing file(s), if any, rather than overwriting.
-v Send records along to downstream verbs as well as splitting to files.
-e Do NOT URL-escape names of output files.
- -j {j} Use string J to join filename parts; default "_".
+ -j {J} Use string J to join filename parts; default "_".
-h|--help Show this message.
Any of the output-format command-line flags (see mlr -h). For example, using
mlr --icsv --from myfile.csv split --ojson -n 1000
@@ -3451,4 +3451,4 @@ MILLER(1) MILLER(1)
- 2023-08-20 MILLER(1)
+ 2023-08-23 MILLER(1)
diff --git a/docs/src/reference-verbs.md b/docs/src/reference-verbs.md
index 6e9fbb4780..2b7e9501ff 100644
--- a/docs/src/reference-verbs.md
+++ b/docs/src/reference-verbs.md
@@ -3139,6 +3139,8 @@ Exactly one of -m, -n, or -g must be supplied.
--suffix {s} Specify filename suffix; default is from mlr output format, e.g. "csv".
-a Append to existing file(s), if any, rather than overwriting.
-v Send records along to downstream verbs as well as splitting to files.
+-e Do NOT URL-escape names of output files.
+-j {J} Use string J to join filename parts; default "_".
-h|--help Show this message.
Any of the output-format command-line flags (see mlr -h). For example, using
mlr --icsv --from myfile.csv split --ojson -n 1000
@@ -3404,14 +3406,14 @@ fields, optionally categorized by one or more fields.
data/medium
-x_y_cov 0.00004257482082749404
-x_y_corr 0.0005042001844473328
-y_y_cov 0.08461122467974005
+x_y_cov 0.000042574820827444476
+x_y_corr 0.0005042001844467462
+y_y_cov 0.08461122467974003
y_y_corr 1
-x2_xy_cov 0.041883822817793716
-x2_xy_corr 0.6301743420379936
-x2_y2_cov -0.0003095372596253918
-x2_y2_corr -0.003424908876111875
+x2_xy_cov 0.04188382281779374
+x2_xy_corr 0.630174342037994
+x2_y2_cov -0.00030953725962542085
+x2_y2_corr -0.0034249088761121966
@@ -3420,12 +3422,12 @@ x2_y2_corr -0.003424908876111875
data/medium
-a x_y_ols_m x_y_ols_b x_y_ols_n x_y_r2 y_y_ols_m y_y_ols_b y_y_ols_n y_y_r2 xy_y2_ols_m xy_y2_ols_b xy_y2_ols_n xy_y2_r2
-pan 0.017025512736819345 0.500402892289764 2081 0.00028691820445815624 1 -0.00000000000000002890430283104539 2081 1 0.8781320866715664 0.11908230147563569 2081 0.4174982737731127
-eks 0.04078049236855813 0.4814020796765104 1965 0.0016461239223448218 1 0.00000000000000017862676354313703 1965 1 0.897872861169018 0.1073405443361234 1965 0.4556322386425451
-wye -0.03915349075204785 0.5255096523974457 1966 0.0015051268704373377 1 0.00000000000000004464425401127647 1966 1 0.8538317334220837 0.1267454301662969 1966 0.3899172181859931
-zee 0.0027812364960401333 0.5043070448033061 2047 0.000007751652858787357 1 0.00000000000000004819404567023685 2047 1 0.8524439912011011 0.12401684308018947 2047 0.39356598090006495
-hat -0.018620577041095272 0.5179005397264937 1941 0.00035200366460556604 1 -0.00000000000000003400445761787692 1941 1 0.8412305086345017 0.13557328318623207 1941 0.3687944261732266
+a x_y_ols_m x_y_ols_b x_y_ols_n x_y_r2 y_y_ols_m y_y_ols_b y_y_ols_n y_y_r2 xy_y2_ols_m xy_y2_ols_b xy_y2_ols_n xy_y2_r2
+pan 0.01702551273681908 0.5004028922897639 2081 0.00028691820445814767 1 0 2081 1 0.8781320866715662 0.11908230147563566 2081 0.41749827377311266
+eks 0.0407804923685586 0.48140207967651016 1965 0.0016461239223448587 1 0 1965 1 0.8978728611690183 0.10734054433612333 1965 0.45563223864254526
+wye -0.03915349075204814 0.5255096523974456 1966 0.0015051268704373607 1 0 1966 1 0.8538317334220835 0.1267454301662969 1966 0.38991721818599295
+zee 0.0027812364960399147 0.5043070448033061 2047 0.000007751652858786137 1 0 2047 1 0.8524439912011013 0.12401684308018937 2047 0.39356598090006495
+hat -0.018620577041095078 0.5179005397264935 1941 0.0003520036646055585 1 0 1941 1 0.8412305086345014 0.13557328318623216 1941 0.3687944261732265
Here's an example simple line-fit. The `x` and `y`
@@ -3511,11 +3513,11 @@ upsec_count_pca_quality 0.9999590846136102
donesec 92.33051350964094
color purple
-upsec_count_pca_m -39.030097447953594
-upsec_count_pca_b 979.9883413064917
+upsec_count_pca_m -39.03009744795354
+upsec_count_pca_b 979.9883413064914
upsec_count_pca_n 21
upsec_count_pca_quality 0.9999908956206317
-donesec 25.108529196302943
+donesec 25.10852919630297
## step
@@ -3792,9 +3794,9 @@ distinct_count 5 5 10000 10000 10000
mode pan wye 1 0.3467901443380824 0.7268028627434533
sum 0 0 50005000 4986.019681679581 5062.057444929905
mean - - 5000.5 0.49860196816795804 0.5062057444929905
-stddev - - 2886.8956799071675 0.29029251511440074 0.2908800864269331
-var - - 8334166.666666667 0.08426974433144457 0.08461122467974005
-skewness - - 0 -0.0006899591185517494 -0.01784976012013298
+stddev - - 2886.8956799071675 0.2902925151144007 0.290880086426933
+var - - 8334166.666666667 0.08426974433144456 0.08461122467974003
+skewness - - 0 -0.0006899591185521965 -0.017849760120133784
minlen 3 3 1 15 13
maxlen 3 3 5 22 22
min eks eks 1 0.00004509679127584487 0.00008818962627266114
diff --git a/docs/src/two-pass-algorithms.md b/docs/src/two-pass-algorithms.md
index e475aebf3b..146f3a81e1 100644
--- a/docs/src/two-pass-algorithms.md
+++ b/docs/src/two-pass-algorithms.md
@@ -598,8 +598,8 @@ hat pan 0.4643355557376876
x_count 10000
x_sum 4986.019681679581
x_mean 0.49860196816795804
-x_var 0.08426974433144457
-x_stddev 0.29029251511440074
+x_var 0.08426974433144456
+x_stddev 0.2902925151144007
diff --git a/man/manpage.txt b/man/manpage.txt
index 0c04fc330e..b3352b9a62 100644
--- a/man/manpage.txt
+++ b/man/manpage.txt
@@ -1813,6 +1813,8 @@ MILLER(1) MILLER(1)
--suffix {s} Specify filename suffix; default is from mlr output format, e.g. "csv".
-a Append to existing file(s), if any, rather than overwriting.
-v Send records along to downstream verbs as well as splitting to files.
+ -e Do NOT URL-escape names of output files.
+ -j {J} Use string J to join filename parts; default "_".
-h|--help Show this message.
Any of the output-format command-line flags (see mlr -h). For example, using
mlr --icsv --from myfile.csv split --ojson -n 1000
@@ -3449,4 +3451,4 @@ MILLER(1) MILLER(1)
- 2023-08-20 MILLER(1)
+ 2023-08-23 MILLER(1)
diff --git a/man/mlr.1 b/man/mlr.1
index c14251a75e..b7c343ce11 100644
--- a/man/mlr.1
+++ b/man/mlr.1
@@ -2,12 +2,12 @@
.\" Title: mlr
.\" Author: [see the "AUTHOR" section]
.\" Generator: ./mkman.rb
-.\" Date: 2023-08-22
+.\" Date: 2023-08-23
.\" Manual: \ \&
.\" Source: \ \&
.\" Language: English
.\"
-.TH "MILLER" "1" "2023-08-22" "\ \&" "\ \&"
+.TH "MILLER" "1" "2023-08-23" "\ \&" "\ \&"
.\" -----------------------------------------------------------------
.\" * Portability definitions
.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@@ -2297,7 +2297,7 @@ Exactly one of -m, -n, or -g must be supplied.
-a Append to existing file(s), if any, rather than overwriting.
-v Send records along to downstream verbs as well as splitting to files.
-e Do NOT URL-escape names of output files.
--j {j} Use string J to join filename parts; default "_".
+-j {J} Use string J to join filename parts; default "_".
-h|--help Show this message.
Any of the output-format command-line flags (see mlr -h). For example, using
mlr --icsv --from myfile.csv split --ojson -n 1000
diff --git a/test/cases/cli-help/0001/expout b/test/cases/cli-help/0001/expout
index 14772570b6..bdb23ad6c6 100644
--- a/test/cases/cli-help/0001/expout
+++ b/test/cases/cli-help/0001/expout
@@ -998,7 +998,7 @@ Exactly one of -m, -n, or -g must be supplied.
-a Append to existing file(s), if any, rather than overwriting.
-v Send records along to downstream verbs as well as splitting to files.
-e Do NOT URL-escape names of output files.
--j {j} Use string J to join filename parts; default "_".
+-j {J} Use string J to join filename parts; default "_".
-h|--help Show this message.
Any of the output-format command-line flags (see mlr -h). For example, using
mlr --icsv --from myfile.csv split --ojson -n 1000