Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 89c1a6fbf408d6b9faafb42d719977ff567a840ea7fde3256647100325621307:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^