Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e0c04234d0c2dff575897e9f2e0e03603fa89288ffd4cc7932debfb0bc6f9119:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^