Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4ce4ff3b050868dd2b571293ef9318a22d2c73cc9d41e5197a02f94b715acbba:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^