General Science, Physics & Math

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J
Multiply input directly to the tranfer function/frequency response
Last message by
mlv
2
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1K
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bertus
Laser Scans Reveal Maya "Megalopolis" Below Guatemalan Jungle
Last message by
bertus
0
Replies
605
Views
WBahn
How many games should be in the match [rec puzzle]
Last message by
Raymond Genovese
12
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2K
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R
Describing a sinusoidal signal mathematically and it's uses.
Last message by
WBahn
2
37
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6K
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L
R L C circuit
Last message by
mufet
14
Replies
14K
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BR-549
Forget Pixels...Get Ready For Jots
Last message by
BR-549
3
Replies
2K
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BR-549
Travel Time
Last message by
GopherT
10
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2K
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BR-549
Night and Day
Last message by
Titanpick
1
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1K
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R
Ternary Notation: Revisiting 12 coins [Mathematical Recreation]
Last message by
Raymond Genovese
8
Replies
4K
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WBahn
Shortest strings having divisibility properties in both directions.
Last message by
WBahn
19
Replies
3K
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R
Two-out-of-three probability [recreational puzzle]
Last message by
Raymond Genovese
2
Replies
1K
Views
R
Potentially fun math problem
Last message by
xox
3
Replies
3K
Views
S
Two-stage model rockets: Why are special ignition procedures necessary?
Last message by
GopherT
19
Replies
4K
Views
S
Question about amp hours
Last message by
WBahn
3
Replies
1K
Views
S
Model rocket engine-clusters: Should they be connected in series or in parallel?
Last message by
WBahn
19
Replies
6K
Views
Glenn Holland
Building A Mechanical Electron Wave Simulator
Last message by
RichardO
5
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2K
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BR-549
W. Va. Rare Earth
Last message by
KL7AJ
15
Replies
2K
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xox
The Planck charge is not a fundamental constant!
Last message by
nsaspook
3
Replies
2K
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S
Back-Emf vs. Voltage
Last message by
crutschow
2
21
Replies
23K
Views
M
Epstein frame transformer
Last message by
Marwan Alhashmi
0
Replies
670
Views
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