Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 734f201f878c5d65ce9e0ee624364f29180ff95379699c7de52d5c316f201142:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^