#m #n #i >(npsucc_pred i) #Hmi
/2 width=1 by pr_nat_basic_lt/
qed.
(*** at_basic_ge *)
lemma pr_pat_basic_ge (m) (n) (i):
#m #n #i >(npsucc_pred i) #Hmi
/2 width=1 by pr_nat_basic_lt/
qed.
(*** at_basic_ge *)
lemma pr_pat_basic_ge (m) (n) (i):
#m #n #i >(npsucc_pred i) #Hmi <nrplus_npsucc_sn
/3 width=1 by pr_nat_basic_ge, nlt_inv_succ_dx/
qed.
#m #n #i >(npsucc_pred i) #Hmi <nrplus_npsucc_sn
/3 width=1 by pr_nat_basic_ge, nlt_inv_succ_dx/
qed.
/3 width=4 by pr_pat_basic_lt, pr_pat_mono/ qed-.
(*** at_basic_inv_ge *)
lemma pr_pat_basic_inv_ge (m) (n) (i) (j):
/3 width=4 by pr_pat_basic_lt, pr_pat_mono/ qed-.
(*** at_basic_inv_ge *)
lemma pr_pat_basic_inv_ge (m) (n) (i) (j):