gistfile1.txt

λ  ~  irb
irb(main):001:0> -> f { -> y { y[y] }[->x { f[-> v { x[x][v] }] }] }[-> f, x { x == Math.cos(x) ? x : f[Math.cos(x)]}.curry][10]; RubyVM::InstructionSequence.compile_option = { tailcall_optimization: true, trace_instruction: false }; -> f { -> y { y[y] }[->x { f[-> v { x[x][v] }] }] }[-> f, x { x == Math.cos(x) ? x : f[Math.cos(x)]}.curry][10]
SystemStackError: stack level too deep
	from (irb):1:in `block (3 levels) in irb_binding'
	from (irb):1:in `block in irb_binding'
	from (irb):1:in `block (3 levels) in irb_binding'
	from (irb):1:in `block in irb_binding'
	from (irb):1:in `block (3 levels) in irb_binding'
	from (irb):1:in `block in irb_binding'
	from (irb):1:in `block (3 levels) in irb_binding'
	from (irb):1:in `block in irb_binding'
	from (irb):1:in `block (3 levels) in irb_binding'
	from (irb):1:in `block in irb_binding'
	from (irb):1:in `block (3 levels) in irb_binding'
	from (irb):1:in `block in irb_binding'
	from (irb):1:in `block (3 levels) in irb_binding'
	from (irb):1:in `block in irb_binding'
	from (irb):1:in `block (3 levels) in irb_binding'
	from (irb):1:in `block in irb_binding'
... 4044 levels...
	from (irb):1:in `block (3 levels) in irb_binding'
	from (irb):1:in `block in irb_binding'
	from (irb):1:in `block (3 levels) in irb_binding'
	from (irb):1:in `block in irb_binding'
	from (irb):1:in `block (3 levels) in irb_binding'
	from (irb):1:in `block in irb_binding'
	from (irb):1:in `block (3 levels) in irb_binding'
	from (irb):1:in `block in irb_binding'
	from (irb):1:in `block (3 levels) in irb_binding'
	from (irb):1:in `block in irb_binding'
	from (irb):1:in `block (3 levels) in irb_binding'
	from (irb):1:in `block in irb_binding'
	from (irb):1:in `block (3 levels) in irb_binding'
	from (irb):1:in `block in irb_binding'
	from (irb):1
	from /Users/dminuoso/.rubies/ruby-2.4.1/bin/irb:11:in `<main>'
irb(main):002:0> -> f { -> y { y[y] }[->x { f[-> v { x[x][v] }] }] }[-> f, x { x == Math.cos(x) ? x : f[Math.cos(x)]}.curry][10]; RubyVM::InstructionSequence.compile_option = { tailcall_optimization: true, trace_instruction: false }; -> f { -> y { y[y] }[->x { f[-> v { x[x][v] }] }] }[-> f, x { x == Math.cos(x) ? x : f[Math.cos(x)]}.curry][10]
[1]    25295 segmentation fault  irb
λ  ~  irb --version
irb 0.9.6(09/06/30)
λ  ~  ruby --version
ruby 2.4.1p111 (2017-03-22 revision 58053) [x86_64-darwin17]