19 lines
580 B
Lua
19 lines
580 B
Lua
|
local env = environment()
|
||
|
local A = Local("A", Type)
|
||
|
env = add_decl(env, mk_var_decl("eq", Pi(A, mk_arrow(A, A, Bool))))
|
||
|
local eq = Const("eq")
|
||
|
local a = Local("a", A)
|
||
|
local b = Local("b", A)
|
||
|
local H = Local("H", eq(A, a, b))
|
||
|
local m = mk_metavar("m", Pi({A, a, b, H}, eq(A, a, b)))
|
||
|
print(to_proof_state(m))
|
||
|
local s = to_proof_state(m)
|
||
|
local t = Then(Append(trace_tac("tst1a"), trace_tac("tst1b")),
|
||
|
trace_tac("tst2"),
|
||
|
Append(trace_tac("tst3"), assumption_tac()))
|
||
|
for r in t(env, s) do
|
||
|
print("Solution:")
|
||
|
print(r)
|
||
|
print("---------")
|
||
|
end
|