Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a3187c7e3f8dfa2c721c59db416271220a2dca492cc38246b5146b6aacb1bef4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^