Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a03d598f5819604f16b257d6b565bf5e1e85c8ef3e7aa664b01bbd53e80017ed:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^