Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 06d9898edcc582fad86b6915b7cb751de657ae961434ea7a2dc75781fda4cccb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^