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diff --git a/docs/build/HarmonicOscillator.jmd b/docs/build/HarmonicOscillator.jmd
deleted file mode 100644
index 79ba2f1..0000000
--- a/docs/build/HarmonicOscillator.jmd
+++ /dev/null
@@ -1,77 +0,0 @@
-```@meta
-CurrentModule = Antiq
-```
-
-# Harmonic Oscillator
-
-## Definitions
-
-```@autodocs
-Modules = [HarmonicOscillator]
-```
-
-## Usage
-
-[Install Antiq.jl](index.html#Install) the first time. Run following command before use.
-
-```julia; term = true; cache = true
-using Antiq
-```
-
-The module name is `HarmonicOscillator` or `HO`. For example, the energy function is called as:
-
-```julia; term = true
-HO.E(n=0)
-HO.E(n=1)
-```
-
-where, the default values of the parameters are follows:
-
-```julia; term = true
-HO.k
-HO.m
-HO.ℏ
-```
-
-Parameters can be specified by named variables:
-
-```julia; term = true
-HO.E(n=0, k=2)
-HO.E(n=1, k=2)
-```
-
-## Examples
-
-Wave functions:
-
-```julia
-using Plots
-plot(xlim=(-5,5), xlabel="x", ylabel="ψ(x)")
-plot!(x -> HO.ψ(x, n=0), label="n=0", lw=2)
-plot!(x -> HO.ψ(x, n=1), label="n=1", lw=2)
-plot!(x -> HO.ψ(x, n=2), label="n=2", lw=2)
-plot!(x -> HO.ψ(x, n=3), label="n=3", lw=2)
-plot!(x -> HO.ψ(x, n=4), label="n=4", lw=2)
-```
-
-Potential curve, Energy levels, Wave functions:
-
-```julia
-using Plots
-plot(xlim=(-5.5,5.5), ylim=(-0.2,5.4), xlabel="\$x\$", ylabel="\$V(x),~E_n,~\\psi_n(x)\\times0.5+E_n\$", size=(480,400), dpi=400)
-for n in 0:4
- # energy
- hline!([HO.E(n=n)], lc=:black, ls=:dash, label="")
- plot!([-sqrt(2*HO.k*HO.E(n=n)),sqrt(2*HO.k*HO.E(n=n))], fill(HO.E(n=n),2), lc=:black, lw=2, label="")
- # wave function
- plot!(x -> HO.E(n=n) + 0.5*HO.ψ(x,n=n), lc=n+1, lw=2, label="")
-end
-# potential
-plot!(x -> HO.V(x), lc=:black, lw=2, label="")
-```
-
-## Tests
-
-```julia; line_width = 500
-include("../../test/HarmonicOscillator.jl")
-```
diff --git a/docs/build/HydrogenAtom.jmd b/docs/build/HydrogenAtom.jmd
deleted file mode 100644
index a675d9a..0000000
--- a/docs/build/HydrogenAtom.jmd
+++ /dev/null
@@ -1,64 +0,0 @@
-```@meta
-CurrentModule = Antiq
-```
-
-# Hydrogen Atom
-
-## Definitions
-
-```@autodocs
-Modules = [HydrogenAtom]
-```
-
-## Usage
-
-[Install Antiq.jl](index.html#Install) the first time. Run following command before use.
-
-```julia; term = true; cache = true
-using Antiq
-```
-
-The module name is `MorsePotential` or `MP`. For example, the energy function is called as:
-
-```julia; term = true
-HA.E(n=1)
-HA.E(n=2)
-```
-
-where, the default values of the parameters are follows:
-
-```julia; term = true
-HA.Z
-HA.ℏ
-HA.Eₕ
-HA.a₀
-HA.mₑ
-```
-
-Parameters can be specified by named variables:
-
-```julia; term = true
-HA.E(n=1, Z=1)
-HA.E(n=1, Z=2)
-```
-
-## Examples
-
-Radial functions:
-
-```julia
-using Plots
-plot(xlabel="\$r~/~a_0\$", ylabel="\$r^2|R_{nl}(r)|^2~/~a_0^{-1}\$", ylims=(-0.01,0.55), xticks=0:1:20, size=(480,400), dpi=400)
-for n in 1:3
- for l in 0:n-1
- plot!(0:0.1:20, r->r^2*HA.R(r,n=n,l=l)^2, label="", lc=n, lw=2, ls=[:solid,:dash,:dot,:dashdot,:dashdotdot][l+1])
- end
-end
-plot!()
-```
-
-## Tests
-
-```julia; line_width = 500
-include("../../test/HydrogenAtom.jl")
-```
diff --git a/docs/build/InfinitePotentialWell.jmd b/docs/build/InfinitePotentialWell.jmd
deleted file mode 100644
index aed2887..0000000
--- a/docs/build/InfinitePotentialWell.jmd
+++ /dev/null
@@ -1,77 +0,0 @@
-```@meta
-CurrentModule = Antiq
-```
-
-# Infinite PotentialWell
-
-## Definitions
-
-```@autodocs
-Modules = [InfinitePotentialWell]
-```
-
-## Usage
-
-[Install Antiq.jl](index.html#Install) the first time. Run following command before use.
-
-```julia; term = true; cache = true
-using Antiq
-```
-
-The module name is `InfinitePotentialWell` or `IPW`. For example, the energy function is called as:
-
-```julia; term = true
-IPW.E(n=1)
-IPW.E(n=2)
-```
-
-where, the default values of the parameters are follows:
-
-```julia; term = true
-IPW.L
-IPW.m
-IPW.ℏ
-```
-
-Parameters can be specified by named variables:
-
-```julia; term = true
-IPW.E(n=1, L=2)
-IPW.E(n=2, L=2)
-```
-
-## Examples
-
-Wave functions:
-
-```julia
-using Plots
-plot(xlim=(0,1), xlabel="x", ylabel="ψ(x)")
-plot!(x -> IPW.ψ(x, n=1), label="n=1", lw=2)
-plot!(x -> IPW.ψ(x, n=2), label="n=2", lw=2)
-plot!(x -> IPW.ψ(x, n=3), label="n=3", lw=2)
-plot!(x -> IPW.ψ(x, n=4), label="n=4", lw=2)
-plot!(x -> IPW.ψ(x, n=5), label="n=5", lw=2)
-```
-
-Potential curve, Energy levels, Wave functions:
-
-```julia
-L = 1
-using Plots
-plot(xlim=(-0.5,1.5), ylim=(-5,140), xlabel="\$x\$", ylabel="\$V(x),~E_n,~\\psi_n(x)\\times5+E_n\$", size=(480,400), dpi=400)
-for n in 1:5
- # energy
- plot!([0,L], fill(IPW.E(n=n,L=L),2), lc=:black, lw=2, label="")
- # wave function
- plot!(0:0.01:L, x->IPW.E(n=n,L=L)+5*IPW.ψ(x,n=n,L=L), lc=n, lw=2, label="")
-end
-# potential
-plot!([0,0,L,L], [140,0,0,140], lc=:black, lw=2, label="")
-```
-
-## Tests
-
-```julia; line_width = 500
-include("../../test/InfinitePotentialWell.jl")
-```
\ No newline at end of file
diff --git a/docs/build/MorsePotential.jmd b/docs/build/MorsePotential.jmd
deleted file mode 100644
index 9552af1..0000000
--- a/docs/build/MorsePotential.jmd
+++ /dev/null
@@ -1,83 +0,0 @@
-```@meta
-CurrentModule = Antiq
-```
-
-# Morse Potential
-
-## Definitions
-
-```@autodocs
-Modules = [MorsePotential]
-```
-
-## Usage
-
-[Install Antiq.jl](index.html#Install) the first time. Run following command before use.
-
-```julia; term = true; cache = true
-using Antiq
-```
-
-The module name is `MorsePotential` or `MP`. For example, the energy function is called as:
-
-```julia; term = true
-MP.E(n=0)
-MP.E(n=1)
-```
-
-where, the default values of the parameters are follows:
-
-```julia; term = true
-MP.rₑ
-MP.Dₑ
-MP.k
-MP.µ
-MP.ℏ
-```
-
-Parameters can be specified by named variables:
-
-```julia; term = true
-MP.E(n=0, k=2)
-MP.E(n=1, k=2)
-```
-
-## Examples
-
-Wave functions:
-
-```julia
-using Plots
-plot(xlim=(0,5), xlabel="x", ylabel="ψ(x)")
-plot!(x -> MP.ψ(x, n=0), label="n=0", lw=2)
-plot!(x -> MP.ψ(x, n=1), label="n=1", lw=2)
-plot!(x -> MP.ψ(x, n=2), label="n=2", lw=2)
-plot!(x -> MP.ψ(x, n=3), label="n=3", lw=2)
-plot!(x -> MP.ψ(x, n=4), label="n=4", lw=2)
-plot!(x -> MP.ψ(x, n=5), label="n=5", lw=2)
-```
-
-Potential curve, Energy levels, Comparison with harmonic oscillator:
-
-```julia
-using Plots
-plot(xlims=(0.1,9.1), ylims=(-0.11,0.01), xlabel="\$r\$", ylabel="\$V(r), E_n\$", size=(480,400), dpi=400)
-for n in 0:MP.nₘₐₓ()
- # energy
- EM = MP.E(n=n)
- EH = HO.E(n=n,k=MP.k,m=MP.μ) - MP.Dₑ
- plot!(0.1:0.01:15, r -> EH > HO.V(r-MP.rₑ,k=MP.k,m=MP.μ) - MP.Dₑ ? EH : NaN, lc="#BC1C5F", lw=1, label="")
- plot!(0.1:0.01:15, r -> EM > MP.V(r) ? EM : NaN, lc="#578FC7", lw=1, label="")
-end
-# potential
-plot!(0.1:0.01:15, r -> HO.V(r-MP.rₑ,k=MP.k,m=MP.μ) - MP.Dₑ, lc="#BC1C5F", lw=2, label="")
-plot!(0.1:0.01:15, r -> MP.V(r), lc="#578FC7", lw=2, label="")
-```
-
-where, the potential of harmonic oscillator is defined as $V(r) \simeq \frac{1}{2} k (r - r_\mathrm{e})^2 + V_0$.
-
-## Tests
-
-```julia; line_width = 500
-include("../../test/MorsePotential.jl")
-```
\ No newline at end of file
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