The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A199964 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A199964

Decimal expansion of greatest x satisfying x^2 + 4*cos(x) = 3*sin(x).
(history; published version)

#13 by Susanna Cuyler at Sun Jun 24 08:57:15 EDT 2018

STATUS

proposed

approved

#12 by Jon E. Schoenfield at Sun Jun 24 08:51:39 EDT 2018

STATUS

editing

proposed

#11 by Jon E. Schoenfield at Sun Jun 24 08:51:37 EDT 2018

COMMENTS

See A199949 for a guide to related sequences. The Mathematica program includes a graph.

STATUS

reviewed

editing

#10 by Michel Marcus at Sun Jun 24 03:53:11 EDT 2018

STATUS

proposed

reviewed

#9 by Jon E. Schoenfield at Sat Jun 23 22:26:27 EDT 2018

STATUS

editing

proposed

#8 by Jon E. Schoenfield at Sat Jun 23 22:26:25 EDT 2018

NAME

Decimal expansion of greatest x satisfying x^2 + 4*cos(x) = 3*sin(x).

STATUS

proposed

editing

#7 by G. C. Greubel at Sat Jun 23 22:19:25 EDT 2018

STATUS

editing

proposed

#6 by G. C. Greubel at Sat Jun 23 22:19:16 EDT 2018

LINKS

G. C. Greubel, <a href="/A199964/b199964.txt">Table of n, a(n) for n = 1..10000</a>

PROG

(PARI) a=1; b=4; c=3; solve(x=2, 3, a*x^2 + b*cos(x) - c*sin(x)) \\ G. C. Greubel, Jun 23 2018

STATUS

approved

editing

#5 by Russ Cox at Fri Mar 30 18:57:58 EDT 2012

AUTHOR

_Clark Kimberling (ck6(AT)evansville.edu), _, Nov 12 2011

Discussion

Fri Mar 30

18:57

OEIS Server: https://oeis.org/edit/global/285

#4 by T. D. Noe at Sat Nov 12 20:22:05 EST 2011

STATUS

proposed

approved