Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 98a126e78d6476609e6bf1ff97eac35c5fca1560c9f656bdd7bc03733f74ac3c:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^