Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2953d0c3041130e8d3bdd8196a9f1269139e156e2aa188566fd8d3b951de7bc1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^