Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 70549e30cbc40ec6757a0880ede3efab7ff813179982201a2508346d4b7ee019:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^