Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 878c1f6c9f9b71386bc9a6657cb5e7dbee1252f4ed5de86f99cba665363567fe:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^