Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e741a34094424bde898c73f00f7e78f947ff80eead9024c877ba9cbf86a386c1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^