General Discussion on any topic relating to CPAP and/or Sleep Apnea.
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Rubicon
- Posts: 1756
- Joined: Sun Feb 20, 2022 6:59 am
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by Rubicon » Sun Oct 02, 2022 5:09 am
lazarus wrote: ↑Tue Sep 27, 2022 2:05 pm
And lynninnj, please stop blank-staring at the crickets; they hate that.
Since she said
lynninnj wrote: ↑Mon Sep 26, 2022 9:28 am
`blank stare
with crickets`
I don't believe the crickets are angered-- everybody (and thing) is simply blank-staring.
Freeze this moment a little bit longer.
Make each sensation a little bit stronger.
Experience slips away.
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Rubicon
- Posts: 1756
- Joined: Sun Feb 20, 2022 6:59 am
Post
by Rubicon » Sun Oct 02, 2022 6:32 am
Rubicon wrote: ↑Sun Oct 02, 2022 5:09 am
lazarus wrote: ↑Tue Sep 27, 2022 2:05 pm
And lynninnj, please stop blank-staring at the crickets; they hate that.
Since she said
lynninnj wrote: ↑Mon Sep 26, 2022 9:28 am
`blank stare
with crickets`
I don't believe the crickets are angered-- everybody (and thing) is simply blank-staring.
Get back on topic guys before I get the big stick.
Freeze this moment a little bit longer.
Make each sensation a little bit stronger.
Experience slips away.
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Rubicon
- Posts: 1756
- Joined: Sun Feb 20, 2022 6:59 am
Post
by Rubicon » Sun Oct 02, 2022 6:41 am
Rubicon wrote: ↑Sun Oct 02, 2022 6:32 am
Get back on topic guys before I get the big stick.
So my non-matherithmic brain can't comprehend this:
robysue1 wrote: ↑Mon Sep 26, 2022 3:18 pm
What you've drawn is known in calculus as the average value of function p(t) over the interval from t_start to t_end where p(t) is the actual pressure at time t. And of course that means that EPAP <= p(t) <= IPAP over the course of the whole breath.
Mathematically speaking, the average value of the function p(t) over the interval from t_start to t_end given by:
1/(t_end - t_start) * (the integral of p(t) from t_start to t_end
Geometrically it represents the y-value where the area under the curve is equal to the area of the rectangle whose top is the horizontal red line, the bottom is the x-axis, and the sides are at x = t_start and x = t_end
While I can see how it would be (relatively) easy to calculate the "area under the curve" I can't see where the "Red Line" would be established. Nor how to deal with all the italics. I mean, the rectangle (or at best, it's a parallelothing) is not defined.
Freeze this moment a little bit longer.
Make each sensation a little bit stronger.
Experience slips away.