23 lines
479 B
Julia
Executable file
23 lines
479 B
Julia
Executable file
#!/usr/bin/env julia
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# Jacek Poziemski 272389
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"""
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kahanmacheps(T::Type{<: AbstractFloat})
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Calculate the Kahan machine epsilon
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using the following expression: `3(4/3 - 1) - 1`.
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# Arguments
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- `T`: the floating point type
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"""
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function kahanmacheps(T::Type{<: AbstractFloat})
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return T(3) * ((T(4) / T(3)) - one(T)) - one(T)
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end
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for T in [Float16, Float32, Float64]
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println("kahanmacheps($T): $(kahanmacheps(T))")
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println("eps($T): $(eps(T))")
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println()
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end
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