Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 49e727bde90942ff4ad667ecc38dfd90e954c7c5cb1cc556de7673dd8e79bc0d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^