Solve example on various calculators
12-12-2023, 04:21 PM (This post was last modified: 12-12-2023 04:33 PM by Gene222.)
Post: #12
 Gene222 Member Posts: 124 Joined: Feb 2015
RE: Solve example on various calculators
(12-10-2023 03:19 AM)C.Ret Wrote:  All this seems completely natural to me, I do not know of any numerical root resolution algorithm which does not need the function to be defined, continuous or differentiable on either side of each root.

If you rewrite the equation as y = (x+1) * sqrt(x^2 - 2*x -1), the gap in y from -0.41 to 2.41 is caused because y is an imaginary number. This probably means that the numeric root solver or algorithm is capable of handling complex and imaginary numbers.
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 Messages In This Thread Solve example on various calculators - lrdheat - 12-09-2023, 02:38 AM RE: Solve example on various calculators - Albert Chan - 12-09-2023, 01:19 PM RE: Solve example on various calculators - lrdheat - 12-09-2023, 03:04 PM RE: Solve example on various calculators - C.Ret - 12-09-2023, 06:19 PM RE: Solve example on various calculators - lrdheat - 12-09-2023, 07:24 PM RE: Solve example on various calculators - Marco Polo - 12-09-2023, 10:08 PM RE: Solve example on various calculators - C.Ret - 12-10-2023, 03:19 AM RE: Solve example on various calculators - Gene222 - 12-12-2023 04:21 PM RE: Solve example on various calculators - lrdheat - 12-10-2023, 04:32 AM RE: Solve example on various calculators - carey - 12-10-2023, 09:27 AM RE: Solve example on various calculators - Albert Chan - 12-10-2023, 04:05 PM RE: Solve example on various calculators - lrdheat - 12-10-2023, 02:28 PM

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