---
source: hydroflow/tests/surface_multiset_delta.rs
expression: "flow.meta_graph().unwrap().to_dot(&Default::default())"
---
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    n2v1 [label="(n2v1) multiset_delta()", shape=invhouse, fillcolor="#88aaff"]
    n3v1 [label="(n3v1) for_each(|x| result_send.send(x).unwrap())", shape=house, fillcolor="#ffff88"]
    n2v1 -> n3v1
    n1v1 -> n2v1
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        label = "sg_1v1\nstratum 0"
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