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Jeffrey Chasnov

Hong Kong SAR China@jeff-math  •  Joined February 25, 2008

Live
Sub 100K  |  View 11.6M  |  Video 436
#470,987
#1,713Hong Kong SAR China
#716,132
#2,748Hong Kong SAR China

At a glance

Subscribers

Last 29 days

100K

— No change

Views

Last 29 days

11.6M

+40.3K (+0.3%)

Videos

Last 29 days

436

— No change

Charts

Subscribers, views & videos over time

Tap on chart to see values
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Subscribers gained (weekly) · 6 mo

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Views gained (weekly) · 6 mo

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Subs milestone changes (up to 30)

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Views milestone changes (up to 30)

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Engagement

Avg. views per video

26.6K

Total views ÷ total videos

Views per subscriber

115×

Total views ÷ subscribers

Subs per video

231

Subscribers ÷ total videos

Revenue estimate

Details →

Total (all-time): $8.14K – $23.2K

Daily avg.: $1 – $3

Weekly avg.: $7 – $19

Last 29 days: $28 – $81

Based on estimated $0.7–$2 CPM.

Analytics tables

Analytics Table:Jeffrey Chasnov

Date
subscribers
views
videos
Jul 28, 2026
Jul 28
Tue
100K
--
11.6M
+8.73K
436
--
Jul 20, 2026
Jul 20
Mon
100K
--
11.6M
+10.1K
436
--
Jul 13, 2026
Jul 13
Mon
100K
--
11.6M
+9.51K
436
--
Jul 6, 2026
Jul 6
Mon
100K
--
11.6M
+10.1K
436
--
Jun 29, 2026
Jun 29
Mon
100K
--
11.5M
+10.0K
436
--
Jun 22, 2026
Jun 22
Mon
100K
--
11.5M
+11.5K
436
--
Jun 15, 2026
Jun 15
Mon
100K
--
11.5M
+11.1K
436
--
Jun 14, 2026
Jun 14
Sun
100K
--
11.5M
+14.7K
436
--
Jun 1, 2026
Jun 1
Mon
100K
--
11.5M
+15.2K
436
--
May 25, 2026
May 25
Mon
100K
--
11.5M
--
436
--

Subscribers gained (weekly)

WeekSubscribers gainedChange vs prev
Feb 2, 2026
200
+200
Feb 9, 2026
100
-100
Feb 16, 2026
200
+100
Feb 23, 2026
200
--
Mar 2, 2026
100
-100
Mar 9, 2026
200
+100
Mar 16, 2026
100
-100
Mar 23, 2026
100
--
Mar 30, 2026
100
--
Apr 6, 2026
200
+100
Apr 13, 2026
200
--
Apr 20, 2026
100
-100
Apr 27, 2026
100
--
May 4, 2026
100
--
May 11, 2026
200
+100
May 18, 2026
0
-200

Views gained (weekly)

WeekViews gainedChange vs prev
Jan 31, 2026
2.29K
--
Feb 2, 2026
20.3K
+18.0K
Feb 9, 2026
21.4K
+1.11K
Feb 16, 2026
21.9K
+495
Feb 23, 2026
23.7K
+1.75K
Mar 2, 2026
20.7K
-2.99K
Mar 9, 2026
21.3K
+640
Mar 16, 2026
18.2K
-3.14K
Mar 23, 2026
18.2K
+41
Mar 30, 2026
21.7K
+3.51K
Apr 6, 2026
22.4K
+638
Apr 13, 2026
22.2K
-142
Apr 20, 2026
24.6K
+2.37K
Apr 27, 2026
20.2K
-4.46K
May 4, 2026
21.0K
+869
May 11, 2026
19.5K
-1.54K

About

Math videos from The Hong Kong University of Science and Technology Math Professor Jeffrey Chasnov. Seven of the playlists are videos from his Coursera courses. The other videos are linked to from his university course notes, available at his website. A playlist, Deep Dive Maths, presents in depth videos on topics in…

Handle
@jeff-math
Joined
February 25, 2008

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