Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 509ad201e3ff7e6e47a0af2ec6d1d309e0f184e3e9cbb9e5ef961bf4dae2dd8a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^