successive approximations

[zaki_rhm]

how to solve this equation to define n1 by using successive approximations in mathcad

[1.34 .. 1.42]

a=20.44

b=0.003572

ε=17

Ta=333.95

n1 - 1 = 8.314/(a+ b*Ta (1+ ε^(n1-1)))

[Fred_Kohlhepp]

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@zaki_rhm wrote:

how to solve this equation to define n1 by using successive approximations in mathcad

[1.34 .. 1.42]

a=20.44

b=0.003572

ε=17

Ta=333.95

n1 - 1 = 8.314/(a+ b*Ta (1+ ε^(n1-1)))

---

[zaki_rhm]

thank you.

how to matching this two equations for define a and b
c(t):=2.47+0.0036t
c(t):=a+bt

[LucMeekes]

See here:

https://community.ptc.com/t5/PTC-Mathcad/matching-two-expression/td-p/585305