Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7f989572aebcdbb491a2b362d4ad057a88eafc55feb4ab93150854384b251e5b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^