Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 07256b055e74239faf3857e75d0b6b4ea6eb86940857fa8b2700b335d4d0e43c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^