Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c8c64d2fb5b6e13777be0ffac369c0a01312d693eef5451deca3c5d34026c56c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^