Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c689e1517cacb6ff86fe167f00d482a53df70f0e6741c43802ca4a946339dd12:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^